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

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

User Wawy
by
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2 Answers

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

User Ankit Sachan
by
7.7k 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
User Aristea
by
8.5k points
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