sinA=-sinA

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Solution for sinA=-sinA equation:


Simplifying
sinA = -1sinA

Solving
insA = -1insA

Solving for variable 'i'.

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

Add 'insA' to each side of the equation.
insA + insA = -1insA + insA

Combine like terms: insA + insA = 2insA
2insA = -1insA + insA

Combine like terms: -1insA + insA = 0
2insA = 0

Divide each side by '2'.
insA = 0

Simplifying
insA = 0

The solution to this equation could not be determined.

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