1.

PLEASE PROVE THIS CLASS 10, CHAPTER-8

Answer»

Answer:

1+tan^2A/1+cot^2A=sec^A/cosec^2A=1/cos^2A×sin^2A=sin^2A/cos^2A=tan^2A (PROVED)

Step-by-step EXPLANATION:

again

(1-TANA/1-cotA)^2

=(1-tanA/1-1/tanA)=(tanA-tan^2A/tanA-1)

={tanA(1-tanA)/-(1-tanA)}^2

=(-tanA)^2=tan^2A (proved)

.

. . L.H.S=R.H.S (proved)



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