$650 is invested in an account at 3% simple interest per year. Write an explicit formula representing the account balance in any given year, and use this formula to find the balance in the 25th year.

Find the value of x that will make l ll m

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.