Pls help me its expiramental propability

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

To finance her community college education, sarah takes out a loan for $2900. after a year sarah decides to pay off the interest, which is 4% of $2900. how much will she pay

Nikita wants to apply for student aid to fund her college education. arrange the steps involved in nikita’s application for financial aid