Answers CA-Common Core Math II A-CR Modeling with Quadratic EquationsQuestion 10

10

QuizMultiple Choice

Modeling with Quadratic Equations

Question 10 • CA-Common Core Math II A-CR

The product of two numbers is 713. The first number is 9 more than the second number. Which equation can be used to find x, the greater number?

Answer

A

x(x − 9) = 713

B

x(x + 9) = 713

C

x2 − 9 = 713

D

x2 + 9 = 713

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