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ICSE Class 8 Answered

5/9 to the power -2*3/5*3/5 to the power 0

Asked by soumyajagtap11.8spicertl | 27 May, 2020, 07:14: PM
Expert Answer
 
 
begin mathsize 16px style open parentheses 5 over 9 close parentheses to the power of negative 2 end exponent cross times 3 over 5 cross times open parentheses 3 over 5 close parentheses to the power of 0
equals open parentheses 5 over 9 close parentheses to the power of negative 2 end exponent cross times 3 over 5 cross times 1
equals open parentheses 9 over 5 close parentheses squared cross times 3 over 5 space space space space space space space space space space...... straight a to the power of negative straight m end exponent equals 1 over straight a to the power of straight m
equals fraction numerator 81 cross times 3 over denominator 125 end fraction
equals 243 over 125 end style
Answered by Yasmeen Khan | 29 May, 2020, 10:40: AM

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