Q. 2 C

Find the maximum

Answer :

It is given that h(x) = sin(2x) + 5

Now, we can see that -1 ≤ sin2x ≤ 1

⇒ -1 + 5 ≤ sin2x + 5 ≤ 1 + 5

⇒ 4 ≤ sin2x + 5 ≤ 6

Therefore, the maximum and minimum value of function h are 6 and 4 respectively.

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