Applying the method of least squares, build a system of normal equations to accommodate the parameters in the following functions yt = t2 / (a0 + a1 t)

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

The tile along the edge of a triangular community pool needs to be replaced? ?