(-2-6x^2)(4+x)
help me please

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?