Answer:
this is right D. 45.6
Step-by-step explanation:
i took the test
In order to find the standard deviation you must find the mean, then subtract the mean to the square, then find the mean of the square, then take the square root of that and you have you're answer.
Hope this helps!
Good luck.
Assuming that you meant 4(x^2*y^4)^3
the answer would be 108 x^6 y^12
