1.

( ( \frac { 7 } { 5 } ) ^ { 5 } \div ( \frac { 7 } { 5 } ) ^ { 4 } ] \times ( \frac { 7 } { 5 } ) ^ { 2 }

Answer»

[(7/5)^5÷(7/5)^4]×(7/5)²= 7/5*(7/5)²= (7/5)³= 343/125



Discussion

No Comment Found