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a) 2√3 - 3√3 + 5√3 - 7√3=-3√3
b) 4³√2+³√2-3³√2-³√2=³√2
c) 3³√5-2³√2-³√5+4³√2=2³√5+2³√2
d) 2³√2+4- 4√5-3³√2+6√5=-1³√2+4+2√5
2.
a) √12= √9+3= 3√3
√48=√36+12=6√12=6√4*3= 6*2√3=12√3
√75=√64+11=8√11
b)³√24=³√8+16=2³√16=2³√8*2=2*2³√2=4³√2
³√81=³√64+17=4³√17
³√192=³√125+67=5³√67
nie wiem czy to dobrze jest;)
a 3 nie umiem...
pozdr;]