Is each relation a function or not? Explain why or why not. 7.) {(3,2), (1, -1), (2, -4), (5, -9), (5, -16)}

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5