(Sinx-1)(cosx+2)=0

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Solution for (Sinx-1)(cosx+2)=0 equation: 


Simplifying
(Sinx + -1)(cosx + 2) = 0

Reorder the terms:
(-1 + inxS)(cosx + 2) = 0

Reorder the terms:
(-1 + inxS)(2 + cosx) = 0

Multiply (-1 + inxS) * (2 + cosx)
(-1(2 + cosx) + inxS(2 + cosx)) = 0
((2 * -1 + cosx * -1) + inxS(2 + cosx)) = 0
((-2 + -1cosx) + inxS(2 + cosx)) = 0
(-2 + -1cosx + (2 * inxS + cosx * inxS)) = 0

Reorder the terms:
(-2 + -1cosx + (cinosx2S + 2inxS)) = 0
(-2 + -1cosx + (cinosx2S + 2inxS)) = 0

Reorder the terms:
(-2 + cinosx2S + -1cosx + 2inxS) = 0
(-2 + cinosx2S + -1cosx + 2inxS) = 0

Solving
-2 + cinosx2S + -1cosx + 2inxS = 0

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '2' to each side of the equation.
-2 + cinosx2S + -1cosx + 2 + 2inxS = 0 + 2

Reorder the terms:
-2 + 2 + cinosx2S + -1cosx + 2inxS = 0 + 2

Combine like terms: -2 + 2 = 0
0 + cinosx2S + -1cosx + 2inxS = 0 + 2
cinosx2S + -1cosx + 2inxS = 0 + 2

Combine like terms: 0 + 2 = 2
cinosx2S + -1cosx + 2inxS = 2

Add '-2inxS' to each side of the equation.
cinosx2S + -1cosx + 2inxS + -2inxS = 2 + -2inxS

Combine like terms: 2inxS + -2inxS = 0
cinosx2S + -1cosx + 0 = 2 + -2inxS
cinosx2S + -1cosx = 2 + -2inxS

Reorder the terms:
-2 + cinosx2S + -1cosx + 2inxS = 2 + -2inxS + -2 + 2inxS

Reorder the terms:
-2 + cinosx2S + -1cosx + 2inxS = 2 + -2 + -2inxS + 2inxS

Combine like terms: 2 + -2 = 0
-2 + cinosx2S + -1cosx + 2inxS = 0 + -2inxS + 2inxS
-2 + cinosx2S + -1cosx + 2inxS = -2inxS + 2inxS

Combine like terms: -2inxS + 2inxS = 0
-2 + cinosx2S + -1cosx + 2inxS = 0

The solution to this equation could not be determined.

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