If a polynomial function f(x) has roots -4, 2, 1, and square root 11 what must also be a root of f(x)? 1. -square root 11
2. -2
3. -1
4. 4

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.

Evaluate the expression. (9 + 5)(3 + 2)0

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73