Question

solve this question
(n+1)2- n2​

Answer 1

Answer:

n= -1/2

Step-by-step explanation:

(n+1)2 - n2

• n^2 + 1^2 + 2×n×1 - n^2
• n^2 + 1 + 2n -n^2
• (now n^2 and - n^2 will cut)
• 1 + 2n
• n= -1/2