Which expression is equwatem to (31 -91652-1 + 19)? a. 150 - 450? +15+2 +57t-171

b. 15+ - Sot - 1562 577 * 171

C. 15t" - 50t? - 15t2 * 571 - 171

a. 15t" - 50t? +15t? * 571 - 171

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss