Question

Which expression is equivalent to 73 ⋅ 7−5?

72
77
1 over 7 to the 2nd power
1 over 7 to the 7th power

Answer 1

@zepdrix

Answer 2

you know that it cannot equal 72 or 77 because you have to multiply 73 and 7 so the first two are ruled out.

Answer 3

\[7^2\]\[7^7\]

Answer 4

lets solve the equation first