To what degree is this polynomial function? A) second
B) third
C) fourth
D) fifth

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Solve the equation by completing the square. x^2+2x=17

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.