Question

Simplify the following expression and find the numerical value for X = -2
1. 3(2x - 4 ) + x² + 5ii) x³ + x² - x

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Answer 1

Answer:

Honor 9X

Step-by-step explanation:tdzfbysdfutndfBSUsf zdfsbtzcfntcsdfxdfnyzkgvzr

Answer 2

3(2x-4)+x^2+5

3(2(-2)-4)+(-2)^2+5

3(-4-4)+(4)+5

3(-8)+9

-24+9

-15

2. x^3+x^2-x

(-2)^3+(-2)^2-(-2)

(-8)+4+2

-8+6

-2

I hope it helps you ......