Multiply Simplify your answer completely 1sin1sinSolutionSol

Multiply. (Simplify your answer completely.)

(1-sin)(1+sin)

Solution

Solution:

=> (1 - sinx) (1 + sinx)

=> (1 - sin²x) ; by using properties (A - B) (A + B) = (A² - B²)

=> cos²x ; by using properties sin²x + cos²x = 1

=> cos²x