Question

Solve step-by-step: sinx = - (sqrt2) / 2, in Real set

Answer 1

$\sin(x) = \frac{ - 4}{2} \\ \sin(x) = - 2 \\ \sin(x) = its \: not \: possible \: as \: there\: \\ no \: - 2 \: in \: the \: sin \: table$

so it's not a real set.......

Here is your answer

HOPE IT IS HELPFUL......:)☆