Assuming that an exponentiation sign is missing, all you need to know is that rational exponents work like this:
So, you have
And similarly,
Answer:
-30
Step-by-step explanation:
-3 3/4x8=-30 hope this helps
D
Using the rule of radicals
⇔
given
=
[ cancel 30 and 5 by 5 and (x - 1) / (x - 1)² by (x - 1) ]
= → D