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3 years ago

13

Help me with this one pls

2 answers:

larisa [96]3 years ago

5 0

Answer:

C) $9x^2+24x+16$

Step-by-step explanation:

$\left(3x+4\right)^2$

<u>Use Perfect Square Formula :</u>

<u /> $\left(a+b\right)^2=a^2+2ab+b^2$

$\left(3x\right)^2+2\cdot \:3x\cdot \:4+4^2$

$9x^2+24x+16$

<u>OAmalOHopeO</u>

Effectus [21]3 years ago

4 0

Expand it, so you will get 9x^2 + 24x + 16

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