Please help- Precalculus

Please Help- Precalculus

Answers

Answer 1

Step-by-step explanation:

(a) f (g (- 5)

→ f (-5)g

= - 5fg

(b) (g o f ) (4)

Move 4 left to the g o f

= 4gof

Answer 2

Answer:-5fg, and 20g

Step-by-step explanation:

I’m only in eighth grade but I’ma try

Re-order terms so constants are on the left

((−5))

(−5)

Eliminate redundant parentheses

there are none

Re-order terms so constants are on the left

-5fg

Re-order terms so constants are on the left

(5G)(4)

Eliminate redundant parentheses

5g(4)

Multiply the numbers

20g


Related Questions

What is 91835 rounded to the nearest Highest Place

Answers

Answer:

90,000

Step-by-step explanation:

How do I find the standard deviation?

Answers

Answer:

Step-by-step explanation:

Work out the Mean,

Then for every number, subtract the Mean and square the result.

Then work out the mean of those squared differences

and then take the square root of that.

HELPPPPP I NEEED TO GET A GOOD GRADE OR I'M BUSTEDDDDDDDD!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

(MATH)

I WILL GIVE BRAINILEST! PIC DOWN BELOW!!

Answers

Answer:

D) -31

Step-by-step explanation:

use PEMDAS

3^2-(5 x 2^3)

3^2-(5 x 8)

3^2-40

9-40

-31

What is the domain of the graph

Answers

Answer:

it D

Step-by-step explanation:

what is the greatest common factor of 15v to 3rd power and 12v to the 2nd power?

Answers

Answer:

Step-by-step explanation:

the great common factor is 3 =5v over 4 in a fraction

Hello, please be honest, is this correct?

Answers

yup your right ( i’m just writing here so it lets me send it)

Answer:

Yes that is correct you got keep up good work

midpoint of (-1, -1, and (-11,10)

Answers

Answer:

(-6, 4.5)

Step-by-step explanation:

Answer:

ki

Step-by-step explanation:

what is the slope between these 2 points?
(-4,5) and (2,1)

-3/4
-2/3
3/8
-1/5

Answers

Answer:

b

Step-by-step explanation:

y2-y1/x2-x1

memorize this formula so you always know slope for 2 points given.

y is the second number in parentheses.

whichever you choose as y2 or y1, the x values will match those numbers as well.

(y2-y1) = (1-5)

(x2-x1) = (2+4)

(-4)/6

-2/3

The property tax on a house with an assessed value of $606,000 is $7070. Determine the property tax on a house with an assessed value of $810,000, assuming the same tax rate.


The property tax is $___?

Answers

Answer:

9450

Step-by-step explanation:

.........................

which quanity is proportional to 5/25

Answers

Answer:

1/5

Step-by-step explanation:

HELP ME SOLVEEEE !!!!!

Answers

Answer:

y=2

Step-by-step explanation:

y+7=9(y-1)

y+7=9y-9

y-9y=-9-7

-8y=-16

y=2

>> Answer

_________

[tex] \: [/tex]

[tex] \frac{1}{3} (y + 7) = 3(y - 1)[/tex]

[tex] \frac{y + 7}3 = 3(y - 1) [/tex]

[tex]y + 7 = 9(y - 1)[/tex]

[tex]y + 7 = 9y - 9[/tex]

[tex]y - 9y = - 9 - 7[/tex]

[tex] - 8y = - 16[/tex]

y = 2

Is this relation a function? Justify your answer.

Answers

Answer:

Yes

Step-by-step explanation:

(I can only read the graph).

Since for each dot, a vertical line drawn through it only intersects that dot, we conclude that the relation is a function.

what's the answer???

Answers

Answer:

Step-by-step explanation:

y-4=-2(x-8)

A scuba diver is descending at an average rate of 39.8 feet per minute.

What value represents the scuba diver's elevation relative to sea level after 2.9 minutes?

Enter your answer in the box.

ft

Plzzzz help I will give u brainly

Answers

Answer: 115.42 ft

Step-by-step explanation:

can anyone heelp me pls

Answers

Answer:

I think it's b.

Step-by-step explanation:

b. ,. ....

What is the area of a circle with a diameter of 10cm (used 3.14)

Answers

Answer:

78.5

Step-by-step explanation:

A=[tex]pie[/tex]r^2

A=3.14 times 5^2

A=3.14 times 25

A= 78.5

Jesus Loves You!!!

78.5 is the correct answer

solve pls Brainliest

Answers

Answer:

25

Step-by-step explanation:

155-180=25 degrees

Answer:

x = 25°

Step-by-step explanation:

Can someone pls help me Pls

Answers

8/9 * 1/7 is 8/63 sooo yeah

Answer:

8/63

Step-by-step explanation:

(1/7)×(8/9)=8/63

yep

PLEASE HELP, WILL GIVE BRAINLIEST.

Arjun's goal for this week is to drink no more than 100 grams of sugar from all of his beverages combined. The first table shows Arjun's plan for this week. Try to make a DIFFERENT plan to get close to 100 grams of sugar without going over.​

Answers

Arjun could drink 20 grams per day

OMG I NEED HELP BADLY RN


In which quadrant does the point (3 , 19) lie?

A.
Quadrant I

B.
Quadrant II

C.
Quadrant IV

D.
Quadrant III

Answers

Answer:

Quadrant I

Step-by-step explanation:

There are four quadrants that go like this.

Quadrant I = Top Right

Quadrant II = Top Left

Qudrant III = Bottom Left

Quadrant IV = Bottom Right

As long as you can graph an equation you just need to remember the quadrants.

I need to know if 3750 is right or wrong cause I think that’s the answer

Answers

It’s wrong.

The surface area means the area of the outside of the cube.

The area of a square is just width x height. And we are told one of the sides is 5.

A square has all equal sides. So what’s 5x5? then times that by the number of squares

I’ll put the answer in the comments

use the distributive law to factor.
16m + 6n

Answers

Using the distributive law to factor, the expression becomes 16m + 6n = 2(8m + 3n)

GIven three integers A, B and C, according to the distributive property;

A(B+C) = AB + BC

Given the expression 16m + 6n

First, we need to get the factors of both terms

16m = 2 * 8 * m

6n = 2 * 3 * n

From both factors, we can see that 2 is common to both of them. Hence using the distributive law to factor, the expression becomes;

16m + 6n = 2(8m + 3n)

Learn more here: https://brainly.com/question/2118428

Write the fraction or mixed number as a decimal


5 2/11

Answers

Answer:

0.454...

Step-by-step explanation:

BAKERY Rolls are being prepared to go to grocery stores, Divide 72 rolls
into 2 groups so the ratio is 3 to 5,

Answers

Answer:

27:45

Step-by-step explanation:

The ratio is 3:5, so the total is 8. 72/8 is 9. 9*3 is 27, and 9*5 is 45, so the two groups consist of 27 and 45 BAKERY Rolls.

La barbería El Caleño, tiene en promedio 120 clientes a la semana a
un costo actual de $6000 por corte de cabello. Se sabe que por cada incremento
de $700 en el precio, la peluquería pierde 10 clientes. ¿Cuál es el precio máximo
que puede cobrarse de modo que los ingresos semanales no sean menores que los
actuales?

Answers

Queremos maximizar el precio de tal forma que los ingresos no disminuyan.

Ese maximo precio es: $14,040.6

Sabemos que actualmente el precio es:

p = $6,000

El número de clientes es:

C = 120

Actualmente los ingresos son el producto de esos dos números, es decir:

ingresos = $6,000*120 = $720,000

Ahora sabemos que por cada incremento de $700 en el precio, el número de clientes decrece en 10.

Entonces podemos escribir el número de clientes como una ecuación lineal.

C(p) = a*p + b

tal que tenemos dos puntos en esa linea:

($6,000, 120)

($6,700, 110)

La pendiente es:

[tex]a = \frac{110 - 120}{\$6,700 - \$6,000} = \frac{-10}{\$ 700}[/tex]

Entonces tenemos:

C(p) = (-10/$700)*p + b

Sabemos que:

C($6,000) = 120 = (-10/$700)*$6,000 + b

                     120 = -85.71 + b

                     120 + 85.71 = b =

Entonces la ecuación lineal es:

C(p) = (-10/$700)*p + 205.71

Los ingresos serán dados por:

ingresos = C(p)*p = (-10/$700)*p^2 + 205.71*p

Y queremos maximizar p de tal forma que esto sea igual a lo que obtuvimos antes:

(-10/$700)*p^2 + 205.71*p = $720,000

Entonces debemos resolver la ecuación cuadratica:

(-10/$700)*p^2 + 205.71*p - $720,000 = 0.

Las soluciones son dadas por la formula de Bhaskara.

[tex]p = \frac{-205.71 \pm \sqrt{(205.71)^2 - 4*(-10/\$ 700)*\$ 720,000} }{2*(-10/\$ 700)} \\\\p = \frac{-205.71 \pm 195.45}{(-20/\$ 700)}[/tex]

La solución de maximo valor es:

p = (-205.71 - 195.45)/(-20/$700) = $14,040.6

Sí quieres aprender más, puedes leer.

https://brainly.com/question/8926135

5(Y-1)=3(2Y-5)-(1-3Y)

Answers

Answer: =11/4

Step-by-step explanation:

Answer:

[tex]y = 2 \frac{3}{4} \\ [/tex]

Step-by-step explanation:

[tex]5(y - 1) = 3(2y - 5) - (1 - 3y) \\ 5y - 5 = 6y - 15 - 1 + 3y \\ 5y - 5 = 9y - 16 \\ 16 - 5 = 9y - 5y \\ 11 = 4y \\ \frac{11}{4} = y \\ 2 \frac{3}{4} = y \\ [/tex]

The area of the table should be
10 ft2. You want the length of the table to be 1 ft shorter than twice its width.
What should the dimensions of the table be?

Answers

Answer: width : 2.5 ft. and length : 4 ft.

Step-by-step explanation:

The area = W × L

[tex]10=W(2W-1)[/tex]

[tex]10=2W^{2} -W[/tex]

[tex]0 = 2W^{2}-W-10[/tex]

[tex]0=(2W-5)(W+2)[/tex]

W = 2.5 and -2

You can't use -2 so

[tex]L = 2(2.5)-1[/tex]

[tex]L = 4[/tex]

please give me a brainliest answer

5 is to 1 as 0.5 is to
A. 1
B. 0.1
C. 0.01
D. 5
E. 0.5
F. 0.15

Answers

Answer: 0.1

The relationship from 5 to 1 is divided by 5. So, using that, 0.5 divided by 5 is 0.1.

:)

0.1 is the answer. Since 0.1 is 1/5 of 0.5

4 1/6 - 3 3/5
Show your work pls

Answers

Answer:

-78/30 or -2 3/5

Step-by-step explanation:

4 1/6 - 3 3/5

25/6 - 18/5

30-108\30

= -78/30 or -2 3/5

Answer:

4 1

6

3 3

5

=

17

30

Step-by-step explanation:

4 1

6

3 3

5

=  (4 – 3) + (

1

6

3

5

)

=  1 +

1 × 5

6 × 5

3 × 6

5 × 6

=  1 +

5

30

18

30

=  1 +

5 – 18

30

=  1 +

-13

30

=  

17

30

I'm thinking of 2 numbers. Both numbers have the same absolute value. What number must be true about the 2 numbers?

Answers

Answer: they have the same number in them for example -4 and 4

Step-by-step explanation:

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