Math, asked by mananmehta7742, 6 months ago

The sum of natural number square square is 42 find the number

Answers

Answered by lui144
1

Answer:

Let x = the number

 

Then, x + x2 = 42.  So, x2 + x - 42 = 0

 

                                        (x + 7)(x - 6) = 0

 

                                         x = -7 or x = 6

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