Answers CA-Common Core Math II A-CR Modeling with Quadratic Equations — Cumulative examQuestion 4

4

RCMultiple Choice

Modeling with Quadratic Equations — Cumulative exam

Question 4 • CA-Common Core Math II A-CR

The product of two consecutive integers is 272. Which quadratic equation can be used to find x, the smaller number?

Answer

x

x2 + 1 = 272

x

x2 − 1 = 272

x

x2 + x − 272 = 0

x

x2 + x + 272 = 0

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The product of two consecutive integers is 272…