3 years ago

Find f(-1) if f(x)=3x^3 + 5x^2

Mathematics

1 answer:

Reptile [31]3 years ago

7 0

Answer:

Step-by-step explanation:

f(x) = 3x^3 + 5x^2

f(-1)

so just substitute in the value -1 for x, and solve

f(-1) = 3(-1)^3 + 5(-1)^2

= 3 * -1 + 5 *1

= -3 + 5

= 2

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