Which is a correct expansion of (3x+2)(3x^2+4)

Mary had at least an 80% on her test write an inequality to represent this situation

Ateacher has $80 to buy workbooks. each work book cost $3. if she buys as many workbooks as possible, how much money does she have leftover? a) $2 b) $4 c) $6 d) $8

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal