if P(x)=3x^2-5x-7
given:P(x)=p(-2)
Answers
Answered by
0
Answer:
15
Step-by-step explanation:
Given p(x) = 3x²-5x-7
then p(-2) => 3(-2)² - 5(-2) - 7
= 3(4) +10 - 7
= 12+3
= 15
Answered by
0
Answer:
39
Step-by-step explanation:
3x^2-5x-7
(3×(-2))^2-5×(-2)-7
(-6)^2-(-10)-7
36+10-7
46-7=39
your answer is 39
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