(1) ³√27+(√3)²-√4+√75
=3+3-2+5√3
=4+5√3
(2)(√8+√3+√2)÷√12
=√8÷√12+√3÷√12+√2 ÷√12
=√(2/3)+√(1/4)+√(1/6)
=√6/3+1/2+√6/6
=√6/2+1/2
(1) ³√27+(√3)²-√4+√75
=3+3-2+5√3
=4+5√3
(2)(√8+√3+√2)÷√12
=√8÷√12+√3÷√12+√2 ÷√12
=√(2/3)+√(1/4)+√(1/6)
=√6/3+1/2+√6/6
=√6/2+1/2