Question

6sin(132)/sin48*cos240

Answer 1

$frac{6sin132}{sin48cos240} = frac{6sin(180-48)}{sin48cos240} = frac{6sin48}{sin48cos240} = \ frac{6}{cos240} = frac{6}{cos(270-30)} = frac{6}{-sin30} = frac{6}{-0,5} =-12$