Question

pls answer this question with explaination I'll mark you as Brainliest​

Answer 1

please refer the image

thanks

Answer 2

Answer:

n²-n²+2n+1

Step-by-step explanation:

(n+1)(n+1)-1n²

n(n+1)+1(n+1)-1n²

n²+n+1(n+1)-1n²

pls mark me down as brainliest and follow the instructions ✨