Question

plz solve the question ​

Answer 1

it is so easy

Step-by-step explanation:

answer is ...........

Answer 2

Step-by-step explanation:

(3x)^2 - 2.3x.7y+(7y)^2

=9x^2-42xy+49y^2

Hope it helps!!!

please mark the answer as brain list

and follow me to get the answer fast...