Investment​ A: ​$3,000 invested for 7 years compounded semiannually at ​7%. Investment​ B: ​$4,000 invested for 5 years compounded quarterly at 3.2​%.

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)