Question

The function f(x)=-3x³+x²+2x rises as x grows very large. A.TRUE B. FALSE

Answer 1

B. False ( It becomes negative with positive large numbers and positive with negative numbers)

Explanation:

f(x)=-3x³+x²+2x

for x= 8

f(x)=-3(8)³+(8)²+2(8)

f(x)= -1536+64+16=- 1452