Given the following, use a Pythagorean identity to find cos(θ) if 0° < θ < 90°.

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?