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Consider the function f(x)=(sec^(-1)x)^2...

Consider the function `f(x)=(sec^(-1)x)^2+(cos e c^(-1)x)^2` then Range of `f(x)` is `[(pi^2)/8,(5pi^2)/4]` b. Range of `f(x)` is `[(pi^2)/4,(5pi^2)/4]` c. Domain of `f(x)i sR-(-1,1)` d. `f(x)` is objective

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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