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Q1) y=tan-1[√1+x2 + √1-x2 /√1+x2 - √1-x2], then dy/dx=? a) 1/√1-x4 b) -1/√1-x4 c) x/√1-x4 d) -x/√1-x4 ...
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1) A chemical contained in tea is also contained in the bark of a tree. It is used for making ink removers. that chemical is a) tannic acid b)oxalic acid c)carbonate d) cellulose 2)which of the following cannot dissolve in ca ...
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Let f(x) be a polynomial, such that f(x).f(1/x)=f(x)+f(1/x), and f(3)= -26. find f(x). ...
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∫√sinx dx ...
