1 A student uses data to find the quadratic regression function h = -0.811 + 19.931, which models an object's height, h, in meters, 1 seconds after it is launched upward from the surface of the moon. which is the best estimate of the height of a rock 3.1 seconds after it is launched? (​

A80-foot piece of siding is cut into three pieces so that the second piece is four times four times as long as the first piece and the third piece is five times as long as the first piece. if x represents the length of the first piece, find the lengths of all three pieces.

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?

There are three grizzly bears in the city zoo. yogi weighs 400.5 pounds, winnie weighs 560.35 pounds, and nyla weighs 628.29 pounds. what is the average weight of the three bears? (hint: what do they weigh all together? ) a. 502.97 pounds c. 604.38 pounds b. 529.71 pounds d. 794.57 pounds