For which value of x should the following expression be further simplified?

Answer:
B) x = 6
Step-by-step explanation:
If you try substituting all the numbers (from these options) for x, you'll find that 6 is the only x value that can let the expression be further simplified.
[tex] \sqrt{39 \times 6} [/tex]
[tex] \sqrt{234} [/tex]
[tex] \sqrt{9 \times 26} [/tex]
[tex] \sqrt{9} \times \sqrt{26} [/tex]
[tex]3 \sqrt{26} [/tex]