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The difference between the squares of two consecutive positive integers is 9. find the integers. (hint: let x and x 1 represent the consecutive integers.)
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The difference between the squares of two consecutive positive integers is 9. find the integers. (hint: let x and x 1 represent the consecutive integers.)

User Rubans
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x = 1st number. x+1=3nd number

(x+1)² - x² = 9

x² +2x + 1 - x² = 9

2x+1=9
2x=8
x=4

numbers are 4 and 5
User Helmut Zechmann
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