Question

if cot A=4/3,
evaluate
(4 sin A + 3 cos A)/(4 sin A - 3 cos A)​

Answer 1

Answer:

cotθ = 4/3

x = 4, y = 3

solve for r . .

x^2 + y^2 = r^2

4^2 + 3^2 = r^2

16+9=r^2

r^2 = 25

r = 5

sin θ = y/r --> 3/5

cosθ = x/r --> 4/5