What is the quadratic regression equation for the data set?

x : -6, -4, -2, 0, 2, 4, 6

y : 4.56, 2.84, .45, 0, -1.14, -2.1, -2.48

a) yˆ=0.032x2+0.601x−0.255

b) yˆ=0.032x2−0.601

c) yˆ=0.032x2−0.601x−0.255

d) yˆ=0.032x2−0.601x

The perimeter of a rectangle is greater than or equal to 74 meters. if the length is 25 meters, the minimum width of the rectangle is meters.

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?