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sin^(2)x + sin x = 0

Step-by-step explanation:

sin^(2)x + sin x = 0

sin x(sin x +1)= 0

sin x = 0 or sin x = -1

so, x = 0°, 180°, 270°

{0°, 180°, 270°}

x + 4/7

step-by-step explanation:

use cymath

the correct answer is c