Need this answered ASAP can’t find it anywhere online

Need This Answered ASAP Cant Find It Anywhere Online

Answers

Answer 1

Answer:

The value of the rational expression when x = -3 is undefined.

General Formulas and Concepts:
Pre-Algebra

Order of Operations: BPEMDAS

BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to Right

Algebra II

Rational Functions

Asymptotes, Holes

Step-by-step explanation:

Step 1: Define

Identify given.

[tex]\displaystyle \frac{x}{x^2 - 9} ,\ x = -3[/tex]

Step 2: Find Value

[Rational Expression] Substitute in x:
[tex]\displaystyle\begin{aligned}\frac{x}{x^2 - 9} ,\ x = -3 & \rightarrow \frac{-3}{(-3)^2 - 9} \\\end{aligned}[/tex][Order of Operations] Evaluate:
[tex]\displaystyle\begin{aligned}\frac{x}{x^2 - 9} ,\ x = -3 & \rightarrow \frac{-3}{(-3)^2 - 9} \\& \rightarrow \frac{-3}{0}\end{aligned}[/tex]

∴ since we can't divide by 0, our rational expression when x = -3 will have to be undefined.

___

Topic: Algebra II


Related Questions

If cos43=p, determine.without the use of a calculator,the value of each of the following in terms of p

Answers

We need to calculate the value of cos(43) to determine the value of p

How to evaluate the expression?

The equation is given as:

cos43 = p

Rewrite properly as:

cos(43) = p

Rewrite the equation as:

p = cos(43)

The above means that we simply calculate the value of cos(43) to determine the value of p

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A committee must be formed with 2 teachers and 4 students. If there are 9 teachers
to choose from, and 9 students, how many different ways could the committee be
made?

Answers

The total number of different committees that can be made is:

C = 4,536

In how many different ways could the committee be made?

If we have a set of N elements, the total number of different subsets of K elements that can be made out of these N is:

[tex]C(N, K) = \frac{N!}{(N - K)!*K!}[/tex]

So, the 2 teachers (out of 9) can be selected in:

[tex]C(9, 2) = \frac{9!}{7!*2!} = \frac{9*8}{2} = 36[/tex]

36 different ways.

The 4 students (out of 9) can be selected in:

[tex]C(9, 4) = \frac{9!}{5!*4!} = \frac{9*8*7*6}{4*3*2} = 126[/tex]

126 different ways.

The committee is formed by these two groups, so the total number of different committees that can be made is:

C = 36*126 = 4,536

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a number minus 4 is less than thirteen

Answers

I would think that for it to be less then thirteen it would either be 12 or 11

the volume of a cone is 2307.9 mm^3. The height is 5 mm. What is the radius?

Answers

Answer:

21 mm

Step-by-step explanation:

Given,

Volume of cone ( V ) = 2307.9 mm³

Height ( h ) = 5 mm

To find : Radius ( r )

Formula : -

Volume of cone = πh/3 r²

Note : -

The value of π is 3.14

Volume of cone = πh/3 r²

2307.9 mm³ = 3.14 x 5/3 x r²

2307.9 = 5.23 x r²

Divide 5.23 on both sides,

r² = 2307.9 / 5.23

r² = 441

r² = 21 x 21

r² = 21²

r = 21 mm

NEED TO KNOW HOW TO GET ASNWER
The prep cook needs to make 115 sandwiches. Each sandwich contains 3 ounces of chicken salad. The chicken salad comes in a 32-ounce container. How many containers need to be purchased?

Answers

Answer:

you would need 11 containers but you would have some left over.

Step-by-step explanation:

What is 69.1% as a decimal?​

Answers

Answer:

0.691

Step-by-step explanation:

Since a percentage means out of 100, divide the percentage by 100

69.1÷100= 0.691

0.691

100% = 1.00 helps me remember where the decimal goes.

Suppose we want to choose 3 letters, without replacement, from the 4 letters A, B, C, and D.

Answers

Answer:A) 24 waysB) 4 waysStep-by-step explanation:a) permutation occurrs when order of choices matters.N = 4P3 = 4!/(4-3)! = 4!/1!N = 24 waysb) combination occurs when order of choices doesn't matter.N = 4C3 = 4!/3!(4-3)! = 4!/3!(1!)N = 4 ways

Step-by-step explanation:

a) permutation occurrs when order of choices matters.N = 4P3 = 4!/(4-3)! = 4!/1!N = 24 waysb) combination occurs when order of choices doesn't matter.N = 4C3 = 4!/3!(4-3)! = 4!/3!(1!)N = 4 ways(hope this helps:)

Factor the expression completely
9z+15

Answers

Answer:

3(3z + 5)

Step-by-step explanation:

You have to factor out 3 from 9z+15 :)

Please mark brainliest

14. Which is a true statement if Line XY is tangent to Circle P?

a. ab=bc
b. a^2 = bc
c. a = bc
d. a^2 = 5(b + c)​

Answers

Answer:

d. [tex]a^2 =b(b+c)[/tex]

Step-by-step explanation:

Option d is the correct answer.

5 points
11 cm
I literally dont know what to do

Answers

Maybe find the other half of the circle?

use the information provided to write the equation of each circle. center: (3, -15) radius: 3

Answers

Equation of circle in general

(x-h)²+(y-k)²=r²

For centre at (h,k)

So our equation is

(x-3)²+(y+15)²=3²(x-3)²+(y+15)²=9

helppppppppppppppppppppp

Answers

Answer:

10 duh

Step-by-step explanation:

3x+4=25 what does x stand for

Answers

Answer:

X=7

Step-by-step explanation:

3x+4=25 (Subtract 4 on both sides)

3x=21 (Divide by 3 on both sides)

x=7

Answer: x is a variable and the number the variable is standing for is 7

Step-by-step explanation:

3x7=21 .. 21+4=25

Laticia randomly selected 25% of the seventh grade students in her school and asked them what their favorite season was. Of the students surveyed, 51 chose summer as their favorite season. Based on this data, approximately how many seventh grade students in the whole school?

Answers

Answer:

1000

Step-by-step explanation:

On a scale drawing, 9 inches
represents 11 miles. How many
inches represent 55 miles?

Answers

Answer: you will get 45

Step-by-step explanation:

If you do 9x5=45 and 11x5=55

So the answer would be 45

whats the distance between the points (2, 7) and (2, 15)

Answers

Answer:

The distance between the points (2, 7) and (2, 15) is 8.

Step-by-step explanation:

What is the Distance between Two Points?

For any two points there is exactly one line segment connecting them. The distance between two points is the length of the line segment connecting them. Note that the distance between two points is always positive. Segments that have equal length are called congruent segments.

How to Solve:

Formula:[tex]\sqrt{(x2-x1)^2+(y2-y1)^2}[/tex]

Putting Values:

[tex]=\sqrt{(2-2)^2+(15-7)^2}[/tex]

[tex]=\sqrt{(0)^2+(8)^2}[/tex]

[tex]=\sqrt{0+64}[/tex]

[tex]=\sqrt{64}[/tex]

[tex]=8[/tex]

If you vertically stretch the the exponential function f(x)=2x by a factor of 4, what is the equation of the new function?

Answers

Answer:

The answer would be fx=4(2x)

Step-by-step explanation:

have a good day!!

Use the graph below to answer the question that follows: graph of the curve that passes through the following points, 0, 3, pi over 2, 5, pi, 3, 3 pi over 2, 1, 2 pi, 3. What is the rate of change between the interval of x = 0 and x = pi over two? a two over pi b pi over two c pi over four d four over pi

Answers

Answer:A

nswer is D. four over pi

Step-by-step explanation:

x1=0, y1=3

x2=pi/2, y2=5

rate of change = (y2-y1)/(x2-x1)

=(5-3)/(pi/2-0)

=4/pi

This rectangle has a perimeter of 36 units. Create a table that shows the length and width with at least 3 different rectangles that also have a Create a table that shows the length and width with at least 3 different rectangles that also have a perimeters of 36 units. Describe the relationship between the columns of your table.

Answers

For the rectangle to have a perimeter of 36 units, the sum of the length and the width must equal 18 units

How to create the table?

The given parameter is:

Perimeter = 36 units

The perimeter of a rectangle is:

Perimeter = 2 * (Length + Width)

So, we have;

36 = 2 * (Length + Width)

Divide both sides by 2

Length + Width = 18

This means that for the rectangle to have a perimeter of 36 units, the sum of the length and the width must equal 18 units

So, the possible table of values is:

Length  Width

  5           13

  8           10

  9           9

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Six people want to share five boxes of raisins. How many boxes of raisins will each person get?

Answers

5/6 or 0.83 boxes of raisins

WILL GIVE BRAINLIEST 25 POINTS
Congruent?
If so, what property?

Answers

Answer:

Yes, by ASA congruence.

Step-by-step explanation:

Solving :

∠DAB = ∠BCD  (indicated in diagram)∠ADB = ∠DBC (indicated in diagram)BD = BD (common side)ΔABD ≅ ΔCDB

Hence, as 2 angles and a side of the triangles are equal, we can say they are congruent by ASA congruence.

[tex]\huge\underline{{\sf Answer}}[/tex]

[tex] \textbf{Let's check if the two triangles are } [/tex][tex] \textbf{congruent} [/tex] ~

[tex] \large\textsf{Given information } [/tex]:

[tex] \textsf{Two angles of a triangle is equal to corresponding} [/tex] [tex] \textsf{two angles of another triangle, and they} [/tex][tex] \textsf{have one side in common (should be equal} [/tex][tex] \textsf{for both) } [/tex]

[tex] \textsf{So, after analyzing this information, we can } [/tex][tex] \textsf{conclude that the two triangles are congruent by} [/tex][tex] \textsf{AAS congruency criteria.} [/tex]

[tex] \texttt{[ since two angles are equal and one} [/tex][tex] \texttt{non included side is common/equal ]} [/tex]

solve by completing the square

Answers

Step-by-step explanation:

answer is in the picture above

I need help please I’m confused

Answers

Answer:

the answer is bottom left trust

Answer:

bottom left is the answer

Step-by-step explanation:

How do I solve this with a fraction?

Answers

Answer:

75°

Step-by-step explanation:

x° and (x/5)° are complementary angles.

-> x° + (x/5)° = 90°

-> (6x/5)° = 90°

-> x° = 90° * 5/6

-> x° = 75°

Answer:

x = 90

Step-by-step explanation:

[tex]m\angle 1+m\angle 2=90[/tex]

[tex]\Longleftrightarrow x+\frac{x}{5} =90[/tex]

[tex]\Longleftrightarrow \frac{6x}{5} =90[/tex]

[tex]\Longleftrightarrow x=\frac{5\times 90}{6} =\frac{450}{6} = 75[/tex]

Mary has 6 blouses, 5 skirts and 4 belts. How many outfits can she make, consisting of a blouse, a skirt and a belt?

Answers

Answer:

120

Step-by-step explanation:

Use the counting principle.

6 × 5 × 4 = 120

Answer: 120

How many helmets must the company make and sell to break even? helmets

Answers

Answer: 600

Step-by-step explanation: i took test and got it right

Answer: 600

Step-by-step explanation:

In the figure shown, which is the value of y?
(3x)
(x)⁰
(2y)°
(2y)°

Answers

Answer: y = (x/2)°

Step-by-step explanation:

The two angles are because they are opposite angles.

I didn’t understand


Please I need your help

Answers

[tex]\qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad \stackrel{\textit{constant of variation}}{y=\stackrel{\downarrow }{k}x~\hfill } \\\\ \textit{\underline{x} varies directly with }\underline{z^5}\qquad \qquad \stackrel{\textit{constant of variation}}{x=\stackrel{\downarrow }{k}z^5~\hfill } \\\\[-0.35em] ~\dotfill[/tex]

[tex]\stackrel{\textit{"y" varies directly with "x"}}{y=kx}\qquad \textit{we also know that} \begin{cases} x=\frac{2}{3}\\ y = 6 \end{cases}\implies 6=k\cfrac{2}{3} \\\\\\ 18=2k\implies \cfrac{18}{2}=k\implies 9=k~\hfill \boxed{y=9x} \\\\\\ when~x=10\frac{1}{3}\textit{ what is "y"?}\qquad y=9\left( 10\frac{1}{3} \right)\implies y=9\cdot \cfrac{31}{3}\implies y=93[/tex]

2(1 + 4)2 x (9-6)
3



Answer please

Answers

2(1+4)2 x (9-6)3

4(5) x 3(3)

20 x 9

180

Solve: Eleven coins (dimes and nickels) are worth 60 cents. How many
dimes are there? _____

Solve: Eleven coins (dimes and quarters) are worth 170 cents. How many
dimes are there? _____

Answers

Answer:

first solve is 10 nickels and 1 dime

second solve is 4 quarters and 7 dimes

Step-by-step explanation:

see attached picture of both math details

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