Help In 1-3 classify the solid figures.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table