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If p(x)=3x³+4x²-5x+8 Find p(–2)

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If p(x)=3x³+4x²-5x+8 Find p(–2)

Posted by Depti Rai 3 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Gaurav Seth 3 years, 9 months ago

p(x)=3x³+4x²-5x+8

x = -2

p(-2) = 3(-2)³ + 4(-2)² - 5(-2) + 8

p(-2) = 3(-8) + 4(4) +10 + 8

p(-2) = -24 + 16 +10 + 8

p(-2) = -24 + 34

p(-2) = 10

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