Your friend iggy tells you that the product of 80 and 700 will have four zeroes. explain to iggy why his estimation is incorrect, and how to fix it.

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).