Math, asked by amit886, 1 year ago

If tan A + secA is equal to 3 then the value of tan A is​

Answers

Answered by kvimal770
2

Answer:

Step-by-step explanation:

TanA + SecA =3

Then

TanA - SecA =-1/3

2TanA = 3-1/3

2TanA=8/3

TanA =4/3


amit886: please friend explain it
Answered by Ashraf007
5

Answer:

Step-by-step explanation:

TanA + SecA = 3

TanA = 3 - SecA

Squaring both sides

Tan^2A = 9+Sec^2A-6SecA

Sec^2A-1=9+Sec^2A-6SecA

6SecA=10

SecA=5/3

TanA+5/3=3

TanA=4/3

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