Arectangle has a length of 2x+7 and a width of 3x+8y write and simplify an expression for perimeter of that rectangle

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.

Select the correct answer. which exponential function has an x-intercept? oa. (x) - 100x-5-1 ob. (x) = 3x4+2 oc. kx) = 7x-1 + 1 od. 1(x) =-3x+1 - 3