Answer:
7x^2a
Step-by-step explanation:
7x^3a+7x^2a^2
7x^3a = 7 xxxa
7x^2a^2= 7 xxaa
The common terms are 7xxa
7x^2a
This is the greatest common factor
The derivative of
in the direction of a vector
is

With
, we get

and
,

Then

Answer: y3+y2+y+1/y2+y+1
Step-by-step explanation: i think this is right but hope it helps
2x2x1= 4 possible ways
GBP & BPP & BB
GBP & RPP & BB
YBP & BPP & BB
YBP & RPP & BB
GBP is green backpack, YBP is yellow backpack, BPP is blue pencil pouch, RPP is red pencil point, BB is black binder.