can -sin^2+ (sin)(cos) + 1 be factored, if so into what
$\displaystyle -\sin^2 x + (\sin x)(\cos x) + 1$ is the same as $\displaystyle 1 - \sin^2 x + (\sin x)(\cos x) = \cos^2 x + (\sin x) (\cos x) \, .......$
$\displaystyle -\sin^2 x + (\sin x)(\cos x) + 1$ is the same as $\displaystyle 1 - \sin^2 x + (\sin x)(\cos x) = \cos^2 x + (\sin x) (\cos x) \, .......$