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Find the intervals in which the function...

Find the intervals in which the function f given by `f(x) = x^2 - 4x + 6` is strictly increasing:
`a)(-oo,2) uu (2,oo)`
` b) (2,oo) `
`c) (-oo,2) `
`d) (-oo,2] uu (2,oo)`

A

`(-oo,2) cup (2,oo)`

B

`(2,oo)`

C

`(-oo,2)`

D

`(-oo,2) cup (2,oo)`

Text Solution

Verified by Experts

The correct Answer is:
B
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