exam Maths Puzzle Numerical Ability

multiply

(4x + 1)(2x^2 +x + 1)

Read Solution (Total 0)

exam Other Question

Given P(a,b)and Q(3a,5b), what is the distance from R(3a,2b) to the midpoint of PQ??? I think the answer is sqrta^2+16b^2 . Can someone PLEASE help me? i dont know how to figure out this parallel and perpindicual lines thing i have. the question on my paper sais: write an eqation for the line that is parallel to y=5x+1 and passes through the point (2,-3)