3 years ago

Expand the square (x + 4)2

1 answer:

8 0

(x+4)^2
Expanded it is (x+4)(x+4)

To solve you need to distribute.
So x^2 +4x +4x +16
Then combine like terms..
x^2 +8x +16

You might be interested in

quester [9]

A n s w e r:

20 years

7 0

3 years ago

fomenos

Ummm i cant see anything its side ways

7 0

3 years ago

Ratling [72]

Answer:

$36$

Step-by-step explanation:

F(x)=2x^2+5x-16 for x=4

$2(4)^2+5(4)-16 \\ 2 \times 16 + 20 - 16 \\ 32 + 4 = 36$

5 0

3 years ago

Svetradugi [14.3K]

B I think I really hope this helps

7 0

3 years ago

hoa [83]

Answer:

128° because its vertical with ∠1

I think, but I'm not sure.

8 0

3 years ago