Question

Find two angles that satisfy the equation sin(3x-7)° = cos(-5x + 111)°.

Answer 1

(14 and 76) degrees

Explanation:

sin + cos= 90

(3x-7) + (-5x + 111) =90

-2x + 104 = 90

-2x = -14

x = 7

(3x-7)= 14

(-5x +111) = 76

Ans 14 and 76