Question

The product of two consecutive natural numbers is 156. Find the numbers.
kindly explain ​

Answer 1

Answer = -13 or 12

Explanation:

let the two numbers be y and y+1

y(y+1)=156

y2 + y -156=0

y2 -12y+13y-156

y(y-12) +13(y-12)

(y+13) (y-12)

y+13=0

y= -13

y-12=0

y=12