SOLUTION: kindly help me with these equations...thank you.... (3 cos x + 7)(-2 sin x - 1) = 0 and 2 sin (x)cos (-x) = 2 sin (-x) sin (x)

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: kindly help me with these equations...thank you.... (3 cos x + 7)(-2 sin x - 1) = 0 and 2 sin (x)cos (-x) = 2 sin (-x) sin (x)      Log On


   

Question 291556: kindly help me with these equations...thank you....
(3 cos x + 7)(-2 sin x - 1) = 0 and
2 sin (x)cos (-x) = 2 sin (-x) sin (x)
Answer by richwmiller(17219) About Me  (Show Source):
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