Question

if cosec theta=5/3then find the value of cos theta +tan theta​

Answer 1

Answer:

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Answer 2

Answer:

cos θ + tan θ = 21/20

Step-by-step explanation:

cosec θ = AC/AB = 5/3

AB = 3x

AC = 5x

∴BC= √(25x² - 9x²)

      = 4x

cos θ = BC/AC = 4x/5x = 4/5

tan θ  = AB/BC = 3x/4x = 3/4

cos θ + tan θ = 4/5 + 3/4

                      = (16+15)/20

                      = 21/20

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