ICSE Class 8 Answered
Simplify:
(-8)^-2*5^-3*(-7)^-4*2^4/(-5)^-7*28^-3*16^4
Asked by Cl_narayan | 13 Jun, 2019, 16:58: PM
![open parentheses negative 8 close parentheses to the power of negative 2 end exponent cross times 5 to the power of negative 3 end exponent cross times open parentheses negative 7 close parentheses to the power of negative 4 end exponent cross times 2 to the power of 4 over open parentheses negative 5 close parentheses to the power of negative 7 end exponent cross times 28 to the power of negative 3 end exponent cross times 16 to the power of 4
equals fraction numerator 2 to the power of 4 cross times 16 to the power of 4 cross times open parentheses negative 5 close parentheses to the power of 7 over denominator open parentheses negative 8 close parentheses squared cross times 5 cubed cross times open parentheses negative 7 close parentheses to the power of 4 cross times 28 cubed end fraction
equals fraction numerator 2 to the power of 4 cross times 16 to the power of 4 cross times negative open parentheses 5 close parentheses to the power of 7 over denominator open parentheses 8 close parentheses squared cross times 5 cubed cross times open parentheses negative 7 close parentheses to the power of 4 cross times 28 cubed end fraction
equals fraction numerator negative 16 squared cross times open parentheses 5 close parentheses to the power of 4 over denominator 7 to the power of 6 end fraction](https://images.topperlearning.com/topper/tinymce/cache/481cf42341f362ba12b6adc246e47e28.png)
Answered by Arun | 15 Jun, 2019, 09:02: AM
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