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Prove sinA+cosA/(sinA-cosA) + sinA-cosA/(sinA+cosA)
CBSE Class 10
CBSE Class 10 Maths
cbse-class-10-maths
,
cosa-sina
Dhanalakshmi
July 17, 2019, 5:46am
1
prove
sinA+cosA/(sinA-cosA) + sinA-cosA/(sinA+cosA)=1/(sin
2
A-cos
2
A)=2/(1-2cos
2
A)=2sec
2
A/(tan
2
A-1)
Dhanalakshmi
July 17, 2019, 5:46am
2
