Question 649701
{{{4^2 * 4^5}}}

Remember that {{{n^a * n^b = n^(a+b)}}}

The reason this works is because we have that

{{{4^2 = 4*4}}}
{{{4^5 = 4*4*4*4*4}}}
Multiply it together to see that you would have (2+5) 4s. or 4^(2+5) = 4^7.

{{{4^2 * 4^5 = 4^(2+5) = highlight(4^7)}}}

Hope this helps! 
-Devin 
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