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Please Assist In Answering Any Of The 3 Questions Below Question 1find The Local

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Question 1
f (x) = x+ sin 2x, D, = [0, lt; ]
f'(x) =1+2cos 2x
fquot; (x) = -4sin 2x
Let f'(x) =0=gt; cos2x =-
Stationary point value: f-3-
3
-+ sin
3
3
N
21 = 4sin quot;
n 47 gt; 0, Hence…Math