ntobzasibeko ntobzasibeko

17-06-2021
Mathematics

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Calculate the value of 3x³ -2x²- 9x+2 if x= -2

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hieeth22dew hieeth22dew

17-06-2021

Answer: -12

Step-by-step explanation:

3(-2)^3 - 2(-2)^2 - 9(-2) + 2 = N

3(-8) - 2(4) - 9(-2) + 2 = N

-24 - 8 + 18 + 2 = N

-12 = N

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