1.

(25)1/3 * (5)1/3

Answer» 25)1/3 × (5)1/3=(5)2×1/3 × (5)1/3= (5)2/3 × (5)1/3= (5)2/3+1/3 ( same base powers are added)= (5)3/3= 51= 5


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