If f(x) = 5x2 - 3x , what is f(-3)

asked Jul 6, 2022 70.5k views

1 vote

by Wawy

4.1k points

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4 votes

Answer: = -21

Explanation:

$5\left(-3\right)\left(2\right)-3\left(-3\right)$

$=-30-3\left(-3\right)$

$=-30-\left(-9\right)$

=-21

Ankit Sachan answered Jul 6, 2022

3.9k points

1 vote

If the x between 5 and 2 is a letter then the answer is -21
If it’s a multiplication sign then it’s 19

Aristea answered Jul 10, 2022

4.7k points

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