B is the midpoint of line segment AC. Find the measure of line segment AC. *25427084
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So, the answer to this problem is x = 9/2 or x = 4.5.
The box provides some examples of how<em> exponents can be used to shorten repeated multiplication</em>. The first, third, and fourth boxes all show how the repeated multiplication of 2, 3, and 5 can all be abbreviated as and
. The only expression which doesn't belong is
, because it's showing how repeated <em>addition</em> can be shortened to <em>multiplication</em>.