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If f(x) = {(3x^(2) + 12x - 1, -1 le x le...

If `f(x) = {(3x^(2) + 12x - 1, -1 le x le 2),(" "37-x, 2 lt x le 3):}`, show that
f(x) is increasing in [-1, 2]

A

f(x) is increasing on [-1,2]

B

f(x) is continous on [-1,3]

C

f(2) doesn 't exist

D

f(x) has the maximum value at x=2

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
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