Rectangle DEFG with vertices D(1,4), E(7, 6), F(8,3), and G(2, 1): 180°

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x

Write the expression 7x^3-28xy^2 as the product of 3 factors