f(x) = $\sin 2x$ হলে—
i. $\int f(x) \, dx = -\frac{\cos 2x}{2} + c$
ii. $\int \sqrt{1+f(x)} \, dx = \sin x - \cos x + c$
iii. $\int_{0}^{\frac{\pi}{2}} \sqrt{1-f(x)} \, dx = 0$
নিচের কোনটি সঠিক?
i. $\int f(x) \, dx = -\frac{\cos 2x}{2} + c$
ii. $\int \sqrt{1+f(x)} \, dx = \sin x - \cos x + c$
iii. $\int_{0}^{\frac{\pi}{2}} \sqrt{1-f(x)} \, dx = 0$
নিচের কোনটি সঠিক?
Barisal • 2023