Evaluate [3/5 + 6) +21=7
23/7
3
5

Which of the fallowing best completes the sequence 12,8,5, a) 1 b) 2 c)4 d)0

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

Which of the following represents the factorization of the trinomial below? x^2+7x-30