of sinA = a/b, show that sec A + tanA = √a+b/a-b
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Answer:
ya so?
Step-by-step explanation:
Answered by
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Step-by-step explanation:
sinA=opposite side/hypotenuse
tanA=opp.side/adj.side
tanA=a/(b^2-a^2)^1/2
secA=hypotenuse/adj.side
secA=b/(b^2-a^2)^1/2
secA+tanA=a+b/(b^2-a^2)^1/2
=a+b/(a+b) ^1/2(b-a)^1/2
=(a+b/a-b) ^1/2
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