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Simplify and write the answer in the exponential form. (i) `(3^7/3^2) xx 3^5` (ii) `2^3 xx 2^2 xx 5^5` |
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Answer» (i) `(3^7)/(3^2)*3^5 = (3^7*3^5)/(3^2)` `= 3^(7+5)/2^2` `= 3^12/3^2` `= 3^(12-2) = 3^10` (ii) `2^3*2^2*5^5` `= 2^5*5^5` `= (2*5)^5= 10^5` (iii) `(6^2*6^4) -: 6^3` `= 6^(2+4-3) = 6^3` (iv) `[(2)^3 *3^6] * 5^6` `= 2^(2*3) *3^6*5^6` `= (2*3*6)^6` `= 30^6` answer |
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