Answer:
B. [tex]4^\frac{1}{2} + 4^\frac{1}{2}[/tex]
Step-by-step explanation:
Adding exponents with the same bases follows this rule: [tex]a^x+a^y=a^{x+y}[/tex].
So before Ned merges the exponents together, Ned did answer choice B.
Also, you can check to see if you get 4 by putting it in the calculator.
