This is for Rajdeep;

Easy method;

(for sin) square root of 0/4, 1/4, 2/4, 3/4, 4/4

for cos;reverse order of sin

tan; sin/cos

cosec;1/sin

sec;1/cos

cot; 1/tan @Meritnation expert; You can mention this method in the lesson

Good job @cheetal. You have explained the method quite well. We are planning for content upgradation and hope to include this method in our subject material.

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