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## Question

### Solution

Correct option is

It has a relative maximum at x = 1

Relative maximum at = 1

Continuous but not diff. at x = 1

Hence graph method must be used.

#### SIMILAR QUESTIONS

Q1

AB > 0, then minimum value of sec A + sec B is equal to

Q3

(x) = x2 – 4 | | and

Then (x) has

Q4

If xy = 10, then minimum value of 12x2 + 13y2 is equal to

Q5

The function f (x) = x (x2 – 4)n (x2 – x + 1), n Ïµ N assumes a local minima at x = 2, then

Q7

Total number of critical points of (x) = maximum (sin x, cos x) ∀ x Ïµ (–2π, 2π) equal to

Q8
Q9

As an example consider the function (x) = – (–x)5/5, –1 ≤ x ≤ 0. Then at (0, 0) (x) has

Q10

then f’(0) is equal to