Question 1207258
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{{{20^10/40^5}}}<br>
Break the denominator into two parts:
{{{20^10/((20^5)(2^5))}}}<br>
Simplify the powers of 20 in the numerator and denominator:
{{{20^5/2^5=(20/2)^5=10^5}}}<br>
ANSWER: 10^5, or 100,000<br>