29-01-2019
Mathematics

contestada

evaluate the expression 2x^2-x when x=3

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drippyxnisaaa drippyxnisaaa

29-01-2019

Answer:

Your answer will be 6

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Аноним Аноним

29-01-2019

Answer:

Step-by-step explanation:

The answer would be 15

So first you can do the exponent so 2x^2 = 2*3^2 so 3^2 is 9 and 2*9 is 18 so 18 - x or 18 - 3 is 15

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