Question

the difference between the square of two consecutive numbar is 31. find the number.​

Answer 1

Answer:$\huge\bf\red{answer}$

Let the numbers be x and x+1

(x+1)2−x2=31

x2+2x+1−x2=31

2x+1=31

2x=30

x=15

∴ Numbers will be 15 and 16.

Answer 2

Explanation:

let the nos. be x and x+1

x²-(x+1)²=31

x²-x²+1-2x=31

2x+1=31

2x=30

x=15

the nos. are x and x+1

so they are 15 and 16