Question

http://media01.owotw.com/o_alg02_2011/7/q11175.gif Rationalize the denominator and simplify.

Answer 1

i need the answer

Answer 2

Multiply the top and bottom by the conjugate

so in this case

\[\sqrt{a+1} - 2\]

Answer 3

then you should be rid of your radical in the denominator and you can simplify from there