Answer:
2) 
3) 5√2
Step-by-step explanation:
Simplest radical form of an expression is the expression in radical so that there are no more square roots, cube roots, 4th roots, etc left to find, after rationalising the denominator ( if needed ).
2. Here the given expressions,

For rationalising the denominator multiply both numerator and denominator by √11,

3. given expression,




Answer:
Step-by-step explanation:
N= 100+n(10)
The graph that is proportional is B because it goes through the origin and the ratio remains the same.
Just simpfly the promblem
C is the best one I'm pretty sure it makes the most sense