Question

1. If f(x)= 3r? - 7x+15, then lf(-2)=

a. -7
b. 65
c. 0
D. 42
E. none of the above.

Answer 1

• f(x) = 3x^2 - 7x + 15
• Therefore, f(-2) = 3(-2)^2 - 7(-2) + 15
• or, f(-2) = 3(4) + 14 + 15
• or, f(-2) = 12 + 14 + 15
• or, f(-2) = 41

Answer:

E. None of the above

Hope you could understand.

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