Calculate (20/21)⁴: Evaluating the Fourth Power of a Fraction

Question

Insert the corresponding expression:

$\left(\frac{20}{21}\right)^4=$

00:00 Simply

00:03 According to the laws of exponents, a power of the entire fraction to the power (N)

00:06 equals the numerator and denominator, each raised to the same power (N)

00:10 We will use this formula in our exercise

00:16 And this is the solution to the question

$\frac{20^4}{21^4}$