Answer:
D. 
Step-by-step explanation:
First, use prime factorization of 250 to get 
Then apply the exponent rule, 
=
Apply radical rule: 
=
Apply radical rule: 
=5
=5
THAT A=0 AND B=0 BECAUSE 0+0=0.
Answer:
11cm
Step-by-step explanation:
You have to add them all up
4^-3
You first need to make the exponent positive. To do this put it in a fraction.
1/4^3
Now solve the exponent.
4 * 4 * 4 =
^
16*4 = 64
1/64 is your answer
Answer:
Step-by-step explanation:
the answer is 540 add the 360+180