8
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Question 8 • Quiz

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

Answer
A
x squared plus 1 is equal to 272
B
x squared minus 1 is equal to 272
C
x squared plus x minus 272 is equal to 0
D
x squared plus x plus 272 is equal to 0

Explanation

If the smaller integer is x, the next consecutive integer is x + 1. Their product is x(x + 1), so set x(x + 1) = 272. Expanding and moving 272 to the left gives x² + x − 272 = 0, which is choice C.

AI-written and checked against the verified answer.

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