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Qn #661
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If $\int x\, \sin x\, sec^3x\, dx=\frac{1}{2}\Bigg{[}f(x){se}c^2x+g(x)\Bigg{(}\frac{\tan x}{x}\Bigg{)}\Bigg{]}+C$, then which of the following is true?
A.
$$f(x)-g(x)=0$$
B.
$$f(x).g(x)=0$$
C.
$$f(x)+g(x)=0$$
D.
$$f(x)+g(x)=1$$
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❓ Question: If $\int x\, \sin x\, sec^3x\, dx=\frac{1}{2}\Bigg... | TANCET Group Studies | Tancet Group Studies