Answer:
Option D. a^2+6ab-2ba
Step-by-step explanation:
Option D because we have like terms: 6ab and -2ba=-2ab, then
a^2+6ab-2ba=a^2+6ab-2ab
Simplifying on the right side of the equation adding like terms:
a^2+6ab-2ba=a^2+4ab
Yes, it matters, if it is recurring or simply just irrational <span />
There is no image, but based off of actual recipes i would say probably C
15x over 2 dont know how to do it on computer