Question

plz answer the below question

Answer 1

Answer:

your answer is option c

Answer 2

Answer:

hey mate there's your answer

(a)^2+●=(a+1)^2

a^2+●=a^2+2a+1^2

●=a^2+2a+1-a^2

●=2a+1

hope it helps you.......

Thank you!!!