1. Plote e rotule os seguintes pontos Q: (0,0)
R: (0,3)
S: (-4,-8)
T: (6,7)
a) Qual ponto está no quadrante I?
b) Qual é a coordenada y do ponto R?
c) Em que eixo está o ponto R? Plote outro ponto nesse eixo e escreva suas
coordenadas abaixo.

Carl wants to buy a television that cost $500 including taxes. to pay for television he will use a payment plan that requires him to make a down payment of $125 and then pay $70.50 each month for six months what is the percent increase from the original cast of the television to the cost of the television using a payment plan.

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.