Math, asked by shobha6738, 1 year ago

(cosA/1-sinA)+(cosA/1+sinA)=4 is it true

Answers

Answered by pal69
0

LHS:-

(cosA/1-sinA)+(cosA/1+sinA)

(cosA+sinA.cosA +cosA -sinA.cosA)/1-sin²A

2cosA/cos²A=2/cosA

does not equal to 4

wrong equation

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