The facing pages of a book are consecutive integers. The product of these page numbers is 306. Find the page numbers

Question

cathyangs · Answer

17 and 18. their product is 306.

anonymous · Answer

Let the numbers be x, x + 1.
x(x + 1) = 306
x^2 + x = 306
x^2 + x - 306 = 0

cathyangs · Answer

I took the square root of 306, which is 17.4928... and the floor and ceiling integers are the answers.

anonymous · Answer

You should solve it using the formula for quadratic equation and like cathyangs says, you will get x = 17 and  x + 1 = 18

anonymous · Answer

The formula for quadratic equation is |dw:1320458872258:dw|