Question

Cos 29+sin 29/cos 29-sin 29 =tan 74 prove that

Answer 1

Answer:

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Answer 2

Taking LHS ,DIVIDE BY COS29 IN LHS

1 + tan 29 / 1-tan29

now we can write 1 = tan45

tan45 +tan 29 / 1-tan29 tan45

so its the formulae of tan(A+B)

i.e. tan(29+45) = tan74 = RHS

hence proved