Answer:
b=4
Step-by-step explanation:
Well if you're referring to rationalizing

, which simply means, getting rid of the pesky radical at the bottom
well, it boils down to, hmm say... a quantity or even a polynomial, multiplied times 1, is itself, 2*1=2, 3*1 = 3, ducks*1 = ducks, spaghetti * 1 = spaghetti
or whatever * 1 = whatever
and the value of the multiplicand, doesn't change in anyway, is the same thing before and after the multiplication by 1
now....1 can also be a fraction

so.. when you're doing

and the value multiplicand doesn't change in any way
now, try this in your calculator
Answer:
Step-by-step explanation:
Domain:all real values
Range:[5,∞)
I'm not Totally sure but I'm pretty sure its B<span />
Answer:
A = (-2,5)
B = (5,5)
the distance between the points is 7
Step-by-step explanation: