What are the roots of the quadratic equation y=x^2 -10x +125?

What Are The Roots Of The Quadratic Equation Y=x^2 -10x +125?

Answers

Answer 1

Answer:

A is the correct answer

Step-by-step explanation:

Answer 2

Answer:

[tex]x=5\pm10i[/tex]

Step-by-step explanation:

[tex]y=x^2-10x+125\\\\0=x^2-10x+125\\\\0-100=x^2-10x+125-100\\\\-100=x^2-10x+25\\\\-100=(x-5)^2\\\\\pm10i=x-5\\\\5\pm10i=x\\\\x=5\pm10i[/tex]


Related Questions

work out m and c for the line
2y+6x=-4
i will mark a brainlist if you get it right

Answers

Answer:

y = -2 -3x

x = -2/3 -y/3

y =-3x -2

Slope=-6.000/2.000=-3.000

2*y+6*x-(-4)=0

2y + 6x + 4  =   2 • (y + 3x + 2)

Step-by-step explanation:

The bold letters are the important and answer :)

hoped this helped

if the answer is wrong tell me pls

Mathew finds the deepest part of the pond to be 185 meters
Which measurement describes the depth of the pond?

Answers

[tex]\sqrt{196} = 14[/tex], and since [tex]\sqrt{185[/tex] is less than [tex]\sqrt{196}[/tex], the deepest part of the pond is less than 14.

-> The depth of the pond is between 13 and 14 meters.

Or, you can just calculate [tex]\sqrt{185}[/tex] = 13.6014... (between 13 and 14)

The measurement describes the depth of the pond is Between 13 and 14 meters.

What is Pythagoras Theorem?

If ABC is a triangle with AC as the hypotenuse and angle B with 90 degrees then we have:

|AC|^2 = |AB|^2 + |BC|^2    

where |AB| = length of line segment AB. (AB and BC are rest of the two sides of that triangle ABC, AC being the hypotenuse).

Since one side measure 14, and the height (depth) could not be higher than 14 meters .

The length of the pond can be calculated using the Pythagorean theorem as;

length^2 = 36^2 + 14^2

length^2 = 1296 + 196

length^2 = 1492

length = 38.6 m

Learn more about Pythagoras theorem here:

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i do not know this answer

Answers

We know that 2+2 is 4.

34 - 4 is 30.

Therefore, the legnth, a, is half of thirty.

30/2 = 15

a = 15

Answer:

[tex]\bf a= 15\;\; millimetetrs[/tex]

Step-by-step explanation:

perimeter: 34 millimetetrs

perimeter= [tex]\tt a+2+a+2=34[/tex]

[tex]\tt 2a+4=34[/tex]

[tex]\tt 2a+4-4=34-4[/tex] (Subtract 4 from both sides)

[tex]\tt 2a=30[/tex] (Simplify)

[tex]\tt \cfrac{2a}{2}=\cfrac{30}{2}[/tex] (Divide both sides by 2)

[tex]\tt a=15[/tex]

Therefore, a= 15 millimetetrs.

~

Pls help

In the previous three lessons, you have learned a lot about factoring. In this lesson, we will put it all together. Reply to the discussion by summarizing one thing that you have learned about the connections between finding the GCF of numbers, the distributive property, multiplying polynomials, and factoring.

Answers

The GCF and distributive property is used in factoring two or more numbers.

What is GCF?

The GCF (greatest common factor) is the greatest common divisor of two or more integers i.e. the largest positive integer that divides each of the integers.

The GCF and distributive property is used in factoring two or more numbers.

Find out more on GCF at: https://brainly.com/question/219464

Match the correct angle measurement with its letter from the diagram.


42
48
90 are the options

Answers

Answer:

<C=48 because 90-42=42 as in the other side of the triangle.

<B=42 because vertical angles are always congruent.

<B+<D=90 because <D is 48 because it is vertical to <C

Which value is the solution of
[tex] \sqrt[3]{3x} + 7 = 4[/tex]


A.-9
B.-1
C.3
D.19​

Answers

Answer:

A

Step-by-step explanation:

[tex]\sqrt[3]{3x}[/tex] + 7 = 4 ( subtract 7 from both sides )

[tex]\sqrt[3]{3x}[/tex] = - 3 ( cube both sides to clear the radical )

3x = (- 3)³ = - 27 ( divide both sides by 3 )

x = - 9

what is the slope of a line that passes through (2, -5) and (6, -2)

Answers

Answer:

3/4

Step-by-step explanation:

[tex]m = \frac{ - 2 - ( - 5)}{6 - 2} = \frac{3}{4} [/tex]

Determine the current temperature in degrees Celsius if the current temperature is 89 degrees Fahrenheit in Alberta, Canada. Round the final answer to the nearest whole number. (1 point)
32
56
98
103

Answers

Answer:

32 C

Step-by-step explanation:

According to celsius conversion formula:

C = 5/9*(F-32)

= 5/9*(89-32)

= 5/9*57

Hence, C = 31.666

Rounding it off to the nearest whole number, the answer is 32 C.

There are 4 consecutive integers that have a sum of 54. What is the greatest of the 4 integers?

Answers

Answer:

x + x-1 + x-2 + x-3 =54.

x-1

Answer:

15

Step-by-step explanation:

Let the consecutive numbers be x, x + 1, x + 2, x + 3

==========

x + x + 1 + x + 2 + x + 3 = 544(x) + 6 = 544(x) = 54 - 64(x) = 48x = 12

Greatest of the 4 integers:

x + 312 + 315

number 2022 is not a perfect square give reasons​

Answers

Answer:

No

Step-by-step explanation:

It is not factorial of any number.

(10x-3)(10x+3) help. please

Answers

Answer:

use can FOIL method or grid method


1. Find the unknown length of the side labeled X.

Answers

Answer:

Step-by-step explanation:

Researchers are studying two different designs of computer keyboards, J and K, to investigate the effectiveness of the design on the speed of data entry. The researchers believe there is a tendency for people entering data with keyboard J to have faster entry times compared with people entering data with keyboard K. Using the same set of data for entry, the researchers randomly assigned 5 people to keyboard J and 6 people to keyboard K and recorded the number of seconds each person took to enter the data.

The following dotplots show the observed entry times for the two keyboards.

Keyboard J - 160 180 280 300 200 220 240 260 Entry Time (seconds)

Keyboard K + 160 + 180 280 300 200 220 240 260 Entry Time (seconds)

Explain why it is not appropriate to conduct a two-sample t-test for the difference in population means.

Answers

It is not appropriate to conduct a two-sample t-test because there exists an outlier in both variables.

What is a  two-sample t-test?

The two-sample t-test is used to determine if two population means are equal.  The purpose of the test is to determine whether the difference between these two populations is statistically significant.

In this case, it is not appropriate to conduct a two-sample t-test because there exists an outlier in both variables. Therefore,  it might be more appropriate to compare population medians instead of population means.

Learn more about t-test on:
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Convert 1 gallon to fluid ounces. 1 gal = ______ fl oz (Just put the number answer.) *

Answers

Answer:

153.722 fl oz

find the missing number?
IF
3+4 = 19
4+5 = 29
5+ 6=41
1+9 = 19
then 1+3= ?

please help me if you know the answer ​

Answers

i think it may be 17

You have 2 choices of bread: wheat or white; 3 choices of meat: ham, chicken, or beef; and 3 choices of condiments: mustard, mayo, and ketchup. If you choose each item at random, what is the probability that you will make a sandwhich with wheat bread, ham, and mustard?

Answers

Answer:

1/18

Step-by-step explanation:

Use the counting principle to find the total number of different sandwiches you can make.

2 breads

3 meats

3 condiments

Total number of different sandwiches = 2 × 3 × 3 = 18

There are 18 possible sandwiches.

You are intereseted in 1 specific sandwich out of the 18.

p(wheat bread, ham, mustard) = 1/18

1/18 is the probability that you will make a sandwich with wheat bread, ham, and mustard.

What is a number?

A number is an arithmetic value used to represent quantity.

We can use the counting principle to find the total number of ways to make different sandwiches.

2 breads, 3 meats, and 3 condiments.

Total number of sandwich varieties = 2* 3* 3 = 18

There are 18 possible sandwiches.

You're only interested in one of the 18 sandwich varieties.

i.e.   p(wheat bread, ham, mustard) = 1/18

Hence, the probability that you will make a sandwich with wheat bread, ham, and mustard is 1/18.

To learn more about number, use the link given below:

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a
Find the area of a circle with a
radius of 7 feet. Use 3.14 for n.
Hint: A = Tir?
7 ft
Area = [?] square feet
Enter the number that goes in the green box.

Answers

Answer:

a=tir

a=7×3.14

a=21.98

area=21.98 square feet

Please use the picture I provided to help me answer the questions:)

Answers

Answer:

Let x = time in minutes

Let y = water in ounces

Part A

If the water drips at a constant rate of 2 ounces per 5 minutes, then

x = 0, y = 0

x = 10, y = 4

x = 20, y = 8

Part B

Graph is attached.

Please note that the scales on the y and x axes are different.

Part C

[tex]\sf y=\dfrac25x[/tex]

A volleyball player has a assists per game during a 6 game match. The volleyball player has 42 assists during the entire match. Which equation can be used to find a?

Please I really need it :(

Answers

Answer:

6a=42

Step-by-step explanation:

This equation would be used to find a because we don't know how many assists are for each match. And multiplying the a by the 6 games would be equivalent to 42 assists for the entire match.

Rectangle abcd is similar to rectangle pqrs given that ab =14cm bc =8cm and pq=12cm calculate the length of qr

Answers

Answer: 6.8571 (Round as needed)

Hope this is correct

Step-by-step explanation:

This is a simple ratio problem

Using the similarity statement we can say 14:12, (ab:pq)

That is our ratio.

So we do 14/12 = 8/x, we solve this using algebra to get our answer.

Hope this is correct.

pls help me with this
Evaluate
4
7
×
7
4

Answers

Answer:

I think it is 3,478 if you need it to be Simplifyed

Step-by-step explanation:

hope this helps if not please let me know

The ratio of the number of boys and girls in the class is 4:3. There are 45 students in a class. How many students are boys?

Answers

Answer:

26

Step-by-step explanation:

as the ratio is given you should divide ratio of boys by total ratio and multiply it by the total number of students, kinda like how in percentages you divide partial value/total value x 100, just in this case the total is 45 instead of 100. So [tex]\frac{4}{7} * 45[/tex] = 25.7 which have to be rounded to 26

Nick is a distance runner. He ran a mile race in Seattle Washington in a time of 4 minutes and
2 seconds. Two weeks later at a meet in Vancouver he ran a 1500 m race in a time of 3 minutes
and 59 seconds. In which race was his average speed the fastest. (convert to feet per second)

Answers

Answer:

good movie and good 8th street is the perfect way to go with your new year's day reaction and today's fun and fun hanged in

The vertical axis in a coordinate plane is the y-axis. true of false

Answers

Answer:True

Step-by-step explanation:The y-axis is vertical and the x is horizontal

The hypotenuse of a right triangle measures 6cm and one of its legs measures 3cm.Find the measure of the other leg. If necessary, round to the nearest tenth.

Answers

Answer:

5.2

Step-by-step explanation:

a^2+b^2=c^2

Where c is the length of hypotenuse

and a, b are lengths of the legs.

Put in 6 for c,

Put in 3 for a and you get 9+b^2=36

Subtract 9 from both sides and get b^2= 27

Then find the square root of both sides to get b, so the answer is the square root of 27.

The cloest square root is 5, then apporixmate the tenths value and see if they work.

Answer: 5.2

Answer:

square root of 27, 5.2

Step-by-step explanation:

(I know I'm late but-)

3^2+b^2=6^2

9+b^2=36

b^2=27

Plot startroot 1.5 endroot and startroot 1.9 endroot on the number line to find which inequalities are true. check all that apply. startroot 1.5 endroot < 1.5 startroot 1.9 endroot < 1.9 startroot 1.5 endroot < startroot 1.9 endroot 1.2 > startroot 1.5 endroot > 1.3 1.3 < startroot 1.9 endroot < 1.4

Answers

The expressions √1.5 and √1.9 are radical expressions

The true inequality about √1.5 and √1.9 is √1.5 < √1.9

How to determine the true inequality?

The numbers are given as:

√1.5 and √1.9

Evaluate both root expressions

√1.5 = 1.22

√1.9 = 1.38

By comparison, we have:

1.22 <1.38

Rewrite as:

√1.5 < √1.9

Hence, the true inequality about √1.5 and √1.9 is √1.5 < √1.9

Read more about inequalities at:

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Mathematics
20. A teacher drew an area model to find the value of 6,986 +8.
Teacher's Model for 6,986 +8
R
Р
N
800
Q
8
560
M
UNIZ
not to scale
• Determine the number that each letter in the model represents and explain
each of your answers.
• Write the quotient and remainder for 6,986 + 8.
Explain how to use multiplication to check that the quotient is correct. You
may show your work in your explanation.
Enter your answers and your explanations in the space provided.
.

Answers

Hey I don’t know the answer I hope you get it wanted to say that you are loved and Jesus loves you he has not forgotten about you and he loves you ! Hope you had a amazing weekend you have a purpose and you have worth ! You are loved !

Which scatterplot shows a linear association?

Answers

Answer:

B

Step-by-step explanation:

A linear association means the function is a relation that can be shown with a line.

The first scatterplot is in the form of a parabola, and parabolas are the quadratic function form, meaning it cannot be linear.

Next, the second scatterplot goes diagonally, in a straight line. If we were to connect the dots using a line, then it would be a linear association, meaning that B is the correct answer.

GRADE 9 maths! due tonight please help!!

Answers

join all the points form -4 to 4

the answer for table is

(-4,-4) (-3,-3) (-2,-2) (-1,-1) (0,0) (1,1) (2,2) (3,3) (4,4)

Find the value of X
Find the measures of the following angles

Answers

Answer:

angle X = 80; angle Y = 100; angle W = 100; x = 10

Step-by-step explanation:

opposite angles are always equal, which means that angle Z and angle X are equal.

angle X = 80º

now, angle Z plus angle Y makes a straight line, which means 180º (if you put the two angles next to each other)

that means 80 + (11x - 10) = 180

11x = 110

x= 10

by using this, we can find angles Y and W since opposites are equal

11x - 10 would be 100 and angles Y and W would be 100

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