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√75+√50+√32-√12 ajutati-ma va rog

Răspuns :

√75+√50+√32-√12 =

= 5√3+5√2+4√2-2√3 =

= 3√3+9√2


=  √(25 x 3) + √(25 x 2) + √(16 x 2) - √(4 x 3) =

    5√3 + 5√2 + 4√2 - 2√3 =

    3√3 + 9√2