1.) x 5 y 3• x 3 y 4
2.) 3x 2 y • 6xy 4

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?