Math, asked by mohanlodhi123, 5 months ago

सिद्ध कीजिए।
cosA+ sinA/cosA-sinA=tan(π\4-A)

Answers

Answered by yuvaan24gupta

1

Answer:

cosa+sina/cosa-sina

devide by cosa in each term

=1+tana/1-tana

=tanΠ/4+tana/1-tanΠ/4tana

=tan(Π/4+a)

Step-by-step explanation:

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