A) Resolver as seguintes inequações:
1) x2 + x - 2 0

2) – x 2 - x 0

Which is an equation for the nth terms of the sequence 12,15,18,21

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

What dimensions can créate more than one triangle ?