Question

if 3×tanθ =4 then find the value of cosec θ×secθ​

Answer 1

Step-by-step explanation:

3tanθ= 4

tanθ= 4/3

p/b= 4/3

let,

p=4x b=3x

now,

h²= p²+b²

h²= (4x)²+(3x)²

h²= 16x²+9x²

h²= 25x²

h= 5x

cosec θ×secθ

h/p×h/b

(5x/4x)×(5x/3x)

25x²/12x²

25/12

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