Question

(a+2b)(3a+b)-(a+b)(a+2b)+(a+2b)^2

pls tell its answer and pls show the full working :)
thanks :) :D ​

Answer 1

Answer:

having the job or duty of dealing with or taking care of something or someone. : able to be trusted to do what is right or to do the things that are expected or required. See the full definition for responsible in the English Language Learners Dictionary. responsible

Answer 2

Answer:

hhh blacks arrived in Sydney for you