Question

If a tanA=b, find the value of a cosA +b sinA.

Answer 1

Step-by-step explanation:

cosA+tanA sinA

casA+sinA/cosA sinA

cosA+ sin2A/cosA

cos2A+sin2A/cosA

1/cosA

cosecA

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Answer 2

Answer:

(a^2+b^2)^0.5

Step-by-step explanation:

solve according to given solution in pic.