Simplify expression by separating the terms

Question

(sqroot)62 + 3(sqroot)2

---------------------------

          2(sqroot)2

 

do not use "rationalizing the denominator"?? Help please x

Answer 1

Hi Ella,

 

Factor the numerator using √2 as the common factor

√2(√31 + 3)

----------------

2√2

 

√2s cancel out

 

    (√31 + 3)
= ------------
        2