Indices, SM-Bank 013 MC

\(7\times 2^3\) is equal to which of the following?

\(28\)
\(42\)
\(56\)
\(2744\)

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\(C\)

Show Worked Solution

\(7\times 2^3\)	\(=7\times 2\times 2\times 2\)
	\(=7\times 8=56\)

\(\Rightarrow C\)