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3 votes
Help !!! I got -15 & it’s wrong !

Help !!! I got -15 & it’s wrong !-example-1
User Flamelite
by
3.6k points

2 Answers

4 votes

Answer: -11

Explanation:

That polynomial simplifies to -2x^2-x+4

If we plug in -3 for x, we get -2(-3)^2-(-3)+4 and thats -11

User Miguel Galante
by
3.0k points
6 votes

Answer:

-11

Explanation:

I substitute x in ( put parenthesis around x so it makes it clear)

-9-6-18+9+4+9

simplify

-33+22

-11