The diagonals of quadrilateral QRST intersect at P(-1,3). QRST has vertices at Q(1,7) and R(-4,5). What must be the coordinates of S and T to ensure that QRST is a parallelogram

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas