Question

last one..Multiply: (8a + 5b) (8a - 5b)

Answer 1

same way as i taught you try yourself First then ask!!1

Answer 2

FOIL: Multiply the first terms, the outside terms, the inside terms, and the the last terms to get the answer. For example, (a+b)(c+d) would yield: a*c + a*d + b*c + b*d. HTH! Good luck!