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Mathematics 6 Online
OpenStudy (chunkymonkay):

screenshot in the reply

OpenStudy (chunkymonkay):

OpenStudy (chunkymonkay):

@iGreen

OpenStudy (igreen):

That's the cube root

OpenStudy (igreen):

What number multiplied by itself 3 times is equal to -125?

OpenStudy (welshfella):

it will be a negative number because - * - * - = -

OpenStudy (chunkymonkay):

-5

OpenStudy (chunkymonkay):

?

OpenStudy (welshfella):

-5 * -5 = 25 25 * -5 = -125 yep

OpenStudy (chunkymonkay):

thanks :D

OpenStudy (welshfella):

yw

OpenStudy (jhannybean):

\[\sqrt[3]{-125} = (-125)^{1/3} = (-1)^{1/3}\cdot (125)^{1/3}\]

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