Question

if tan a = 3/4 , find the value of sinA+cosA/sinA-cosA

Answer 1

Answer:

Step-by-step explanation:

tan a = 3/4

p/b = 3/4

p = 3, b = 4

h = 5

sin a = 3/5

cos a = 4/5

sin a + cos a = (3+4)/5 = 7/5

sin a - cos a = (3-4)/5 = -1/5

(sin a + cos a)/(sin a - cos a) = 7/5/-1/5 = -7