Two women start race at same time and one overcomes the other by 30 miles. they leave at same time in same direction. one overtakes the other in 6 hours. if they ride toward each other, they pass in one hour. what are their rates

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.

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0