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What is the value of 8 10^ 20^ 40^ ?

Options

  1. A10^
  2. B10^
  3. Ccosec 10^
  4. D10^

Correct answer

B. 10^

Step-by-step solution

aligned & 8 10^ 20^ 40^ &= 4 10^ [2 10^ 10^ ] 20^ 40^ &= 4 10^ [ 20^ ] 20^ 40^ &= 2 10^ [2 20^ 20^ ] 40^ aligned aligned & = 2 10^ [ 40^ j 0 40^ . & = 1 10^ [2 40^ 40^ ]= 80^ 10^ & = (90^ -10^ ) 10^ = 10^ 10^ = 10^ aligned

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