2 years ago

F(x)=2x^2-x what if f(-6)?

Mathematics

1 answer:

DENIUS [597]2 years ago

7 0

The answer to the question

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Given: 2x^2+3x-5, g(x)=x+9. Find: (fg)(3)

Svetradugi [14.3K]

Answer:

264

Step-by-step explanation:

$f(x)=2x^2+3x-5$

$g(x)=x+9$

$(fg)(x)=f(x) \times g(x)$

$\implies (fg)(x)=(2x^2+3x-5)(x+9)$

$(fg)(3)=(2(3)^2+3(3)-5)(3+9)$

$\implies (fg)(3)=22 \times 12$

$\implies (fg)(3)=264$

8 0

1 year ago

The double number line shows that 4 pounds of tomatoes cost $14. How much does it cost for 1 pound of tomatoes

Anton [14]

Answer:

3.5

Step-by-step explanation:

You would do 14 divided by 4.

1pound =3.5

4 0

2 years ago

Read 2 more answers

What is 21/35 in its simplest form?

Leno4ka [110]

21/35

use the 7 times table

divide the fraction by 7

21/7= 3

35/7= 5

Answer:

3/5

6 0

3 years ago

Read 2 more answers

Mark has a piece of wood 4 1/4 feet long. Tony has a piece of wood 1 2/4 feet long. How much wood do the boys have altogether. p

Alona [7]

They have 5 3/4 ft

4+1=5
1/4+2/4=3/4

but hey, its not the length of your wood that matters, its how you use it XD

8 0

3 years ago

Ummm i know both of these are easy but i can't remember them please help

ExtremeBDS [4]

It is 4 because 3 times 4 equals 12

4 0

3 years ago