Question

$(125)^{\frac{2}{3}}\times(625)^{\frac{-1}{4}}=5^x$

x=?

 

• A. 1
• B. 11
• C. 5
• D. 9

Answer 1

Answer:

A. 1

$(5^3)^{\frac{2}{3}}\times(5^4)^{\frac{-1}{4}}=5^x$

 

$(5^2)\times(5^-1)=5^x$

 

x=1