Write down the value of (125)^2/3

When you see a fraction as the power like this you want to try to simplify it to things that you can do (like power of 1/2 or 2). 125 is one of the key numbers to remember when preparing for your GCSEs becuase it is 5^3. I recommend learning 1-10 cubed so that you recognise it immediatley. It'll make you're life easier!

so for this question we split it into (125^1/3)^2

In general (a^b)^c is a^b x a^b x a^b *...(c times) 

And we remember that 125 is 5^3 so this question simplifies to (5)^2

and we know that 5 squared is 25.

So the answer is 25

AJ
Answered by Alice J. Maths tutor

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