c. f(a) = 71.89 and the average rate of change of f over the interval from x = a to x = a +215 is 0.145. What is the value of f(a + 215) ?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

John bought 2 horses at rs 20000 each