SOLUTION: the sum of an integer squared and four times the integer is 45 find the integers

SOLUTION: the sum of an integer squared and four times the integer is 45 find the integers

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Question 743194: the sum of an integer squared and four times the integer is 45 find the integers
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
an integer squared means:

four times the integer means:

the sum of an integer squared and four times the integer is 45 means:

...which we will solve...

9 and -5 will multiply to -45 and subtract to 4...

so that n=5 or n=-9
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