Which of the following best approximates the value of h(f(-1))h(f(−1))h, left parenthesis, f, left parenthesis, minus, 1, right parenthesis, right parenthesis?

Can you guys plz answer this question in order and quickly plz i will give 30 points

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4