7. (F-IF.4) Analyze the graph. Describe whether each function could be used to model the graph. Explain your reasoning. Be specific. a. f1(x) = 3(x – 5)(x – 1)
b. f2(x) = 2(x + 4)2 – 5

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Which of the binomials below is a factor of this trinominal? x^2-13+30

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.