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פּוֹפּוּלָרִי Word Problems >

the product of two consecutive odd numbers is 10 more than the square of the smaller number. FIND THE SMALLER NUMBER

פתרון

t h e p ro d u c t o f tw o co n sec u t i v e o dd n u mb ers i s 10 m ore t han t h e s q u a re o f t h e s ma ll er n u mb er . F I N D T H E SM A LL ER N U MBER

פתרון

The smallest number : 5

צעדי פתרון

Represent the numbers with

x

:

First number : x

Consecutive number : x + 2

A.T.Q.:

x (x + 2) = 10 + x^{2}

x (x + 2) = 10 + x^{2}

פתור את:

x = 5

x + 2 = 5 + 2 = 7

Select the smallest solution:

5

The smallest number : 5

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