taylor6375 taylor6375

09-10-2018
Mathematics

contestada

Bob buys 20 watermelons...
He eats 10. If x=x, what is the square root of 49?

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ali0222 ali0222

09-10-2018

I know that the square root of 49 = 7 since 7 x 7 = 49. But the negative square root of 49 is -7.

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samc177 samc177

09-10-2018

A square root is a number which is multiplied by itself it equals the original number. Therefore 7x7= 49. 49 is the original number. The square root is 7

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