$\sec^{2}A cosec^{2}A$ is equal to
1). sec2A -cosec2A
2). √[sec2A + cosec2A]
3). sec2A + cosec2A
4). √[sec2A- cosec2A]
2. Select the related word/letters/number from the given alternatives.2 : 10 : : 3 : ?
3. (91 + 92 + 93 + ……… +110) is equal to
5. If cot 135° = x, then the value of x is
8. Select the odd word/letters/number/number pair from the given alternatives.
9. In IT, the technique of delaying outgoing acknowledgements temporarily is known as