Answer:
B is the correct answer to your question
You have to multiply by the complex conjugate so that you can clear the radical from the denominator.
Once you do the multiplication simplify the radical. There's still a common factor in -54, -18, & 75 so divide all those by 3.
Answer:

Step-by-step explanation:
(cylinder)
(rectangular prism)
(whole shape)
0.1/2.1 I hope that helps
Answer:
1000÷50%=2000
Step-by-step explanation:
hope it helps