Sign In
How do you cube a fraction?
-1/64
Let's start by thinking about what it means to raise a number to a third power. When a number is being cubed, it is being multiplied by itself three times. (- 14)^3 ⇒ ( - 14 ) ( - 14 ) ( - 14 ) Let's calculate the product of these three terms.
a^3=a* a* a
Put minus sign in numerator
Multiply fractions
(- a)(- b)=a* b
a * 1=a
Multiply
Put minus sign in front of fraction
We have found that (- 14 )^3=- 164.
