Find the greatest common factor and the least common multiple of 16 and 20. The prime factorizations of each number are given. 16 = 2 × 2 × 2 × 2
20 = 2 × 2 × 5

Agiven line has the equation 2x + 12y = −1. what is the equation, in slope-intercept form, of the line that is perpendicular to the given line and passes through the point (0, 9)? y = ( )x + 9

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?