Mathematics, 05.10.2019 14:30, mmaglaya1

How do i solve these trigonometric ?

find all solutions in the interval [0, 2π).

(sin x)(cos x) = 0

find all solutions in the interval [0, 2π).

cos2x + 2 cos x + 1 = 0

find all solutions to the equation.

cos2x + 2 cos x + 1 = 0

Answers: 2

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How do i solve these trigonometric ?

find all solutions in the interval [0, 2π).