Posted by Annabella Richards on Monday, June 20, 2011 at 2:11am.
3 consecutive numbers multiply to 4080. What are the numbers?

Math  drwls, Monday, June 20, 2011 at 2:33am
Let the middle number be x.
(x1)x(x+1) = x^3  x = 4080
x = 16 works
I did not solve the cubic equation, but knew the answer had to be an integer slightly larger than the cube root of 4080.
The numbers are 15, 16 and 17.
Answer This Question
Related Questions
 math  the product of three consecutive numbers is 4080. what are the numbers? ...
 math  the product of three consecutive numbers is 4080. what are the numbers?
 maths  can you replace the stars with figures **** x 3 ______ ***** the whole ...
 math  Whole numbers that go one after another are called consecutive numbers. ...
 Maths Proof  The question is: Prove algebraically that the difference between ...
 Mathematics  What are consecutive numbers? The sum of TWO consecutive whole ...
 Ficonacci puzzles  Take any Three consecutive fibonacci numbers: multiply the ...
 maths  The product of two consecutive even numbers os 80.Find the values of the...
 Math  The sum of the squares of three consecutive whole numbers is 77. Form a ...
 Maths  the product of two consecutive even numbers is 12 more than the square ...
More Related Questions