Answer:
a) 
Step-by-step explanation:
Step(i):-
Given - 2 √3 + √75
we know that 25 × 3 = 75
- 2 √3 + √75
= -2 √3 + 
By using

= 
= 
= 
= 
Answer:
y=2.5
Step-by-step explanation:
Answer:
I believe your answer is the second option. My apologies if it is wrong.
Step-by-step explanation:
Answer:
A: 1/5
B: 3/5
Step-by-step explanation: