1. Evaluate: fraction numerator 9 to the power of negative 1 end exponent cross times 5 cubed over denominator 3 to the power of negative 3 end exponent end fraction
  2. Simplify : a) open parentheses 2 over 3 close parentheses to the power of negative 2 end exponent  

Asked by shravanishirke06.8spicertl | 3rd Jun, 2020, 12:43: PM

Expert Answer:

fraction numerator 9 to the power of negative 1 end exponent cross times 5 cubed over denominator 3 to the power of negative 3 end exponent end fraction equals fraction numerator 3 cubed cross times 5 cubed over denominator 3 squared end fraction equals 375

open parentheses 2 over 3 close parentheses to the power of negative 2 end exponent equals 3 squared over 2 squared equals 9 over 4

Answered by Arun | 3rd Jun, 2020, 03:46: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.