(a^2 + a - 44) ÷ (a + 7) using long division

The heaviest 16% of all men in weight weigh more than how many pounds ?

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

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36