f(x) = sin 2x হলে-

(i) limx0 fx2x  = 1  

(ii) f' (x) = 2cos 2x

(iii)  f(x) dx = cos 2x + c

নিচের কোনটি সঠিক?

Created: 4 months ago | Updated: 4 months ago
Updated: 4 months ago
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