Math, asked by gracyjain1201, 9 months ago

1/seca-tana+1/seca+tana=2seca

Answers

Answered by rohansaini456p0fmko

1

Answer:

hope it helps............

Attachments:

Answered by jaysamberkar

1

Step-by-step explanation:

1) 1/seca -tana+1/seca+tana

cross multiply

2) (seca-tana)+(seca+tana)/(seca+tana)(seca-tana)

seca-tana+seca+tana/sec2a-tan2a... numerator -opening brackets,denominator-indenitiy (a-b)(a+b)=a2-b2

3)2seca/1=2seca

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