calculati urgent va rog
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Răspuns:
Explicație pas cu pas:
=√9³*(4²+5²+2³)..............prelungesti radicalul pana la capat
=√9³*(4²+5²+8).............prelungesti
=√9³*49 .......................prelungesti
= √9²*9*7²....................prelungesti
= 9*7√9
= 63√9
=63*3
=189