Are 3ab and -8ba like terms?

true or false

Hey am have account in but wished to create an account here you guys will me with my make new friends of uk !

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap