alewis356 alewis356

11-12-2020
Mathematics

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1. Find the value of 3x -2x^2 ; when x = -3. ^ means "power of"

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alexmarroquin917 alexmarroquin917

11-12-2020

Answer: -9
Explanation: 3x-2x^2 x=3
We replace each x with 3.
3(3)-2(3)^2
Then we solve the equation using pemdas
3(3)-2(9)
9-18= -9

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