Determine whether each expression is equal to 49 3/2

Answer:
[tex]343[/tex]
[tex]7^{3}[/tex]
Step-by-step explanation:
[tex]49^{\frac{3}{2} } =\sqrt{(49)^{3} } =\sqrt{117349} =343[/tex]
[tex]7^{3} =(7)(7)(7)=343[/tex]
I suggest you check out the properties of fractional exponents.
Hope this helps.