3ab + 9a
3x^2+11x-20
574 ÷ 15 =
15 $\sqrt{574}$
You are standing on the ground at the origin of a coordinate system. An airplane flies over you with
constant velocity parallel ...
x^2+6x-27
20/21*20/21*20/21
R={(3,3),(5,5),(9,9),(11,11),(7,7),(3,5),(3,7),(5,7),(9,11)} grafico de hazze
x^2-8x-9