Answer:
The principal square root of -4 is 2i.
Step-by-step explanation:
= 2i
We have the following steps to get the answer:
Applying radical rule 
We get 
As per imaginary rule we know that 
= 
Now 
Hence, the answer is 2i.
Answer: 3.75 miles
Step-by-step explanation:
Divide 30 by 8. 30/8= 3.75. If she walked 1/8 then she walked 3.75 miles
Answer:
16/3
Step-by-step explanation:
Answer:
b+11=15
15-11
b=4
Step-by-step explanation:
b stands for the number of baskets and she has already made 11 baskets so just a quick equation would be this.