Math

Write a quadratic equation to find two consecutive odd natural numbers whose product is 63. Then find the numbers.

  1. 👍 0
  2. 👎 1
  3. 👁 108
  1. easy way -- what are two factors of 63 that are close together?

    algebraic way
    x(x+2) = 63
    x^2 + 2x - 63 = 0
    Now we're back to the original question. Factors of 63 that differ by 2.

    another way
    63 = 8^2-1 = (8-1)(8+1)

    1. 👍 1
    2. 👎 0
    👨‍🏫
    oobleck

Respond to this Question

First Name

Your Response

Similar Questions

  1. algebra

    Are the following true or false? 1. The difference of two natural numbers is always a natural number. 2. The sum of two natural numbers is always a natural number. 3. The quotient of two natural numbers is always a natural number.

  2. Geometry

    Working on conjectures. The question is Conjecure: The product of any two odd numbers is _____? It shows several examples of odd numbers x odd numbers and the products are all odd. So I think the right answer is "odd numbers" but

  3. 8th Grade Math

    Write an equation and show all work. The sum of three consecutive odd numbers is 111. What is the smallest of the three numbers? (I don't understand the question >.

  4. Algebra 2

    1. The roots of the quadratic equation z^2 + az + b = 0 are 2 - 3i and 2 + 3i. What is a+b? 2. Find all pairs of real numbers (x,y) such that x + y = 6 and x^2 + y^2 = 28. If you find more than one pair, then list your pairs in

  1. Math - Quadratic Equations

    Two consecutive even numbers have a product of 288. What are the numbers? The answer I got through trial and error was 18 and 16. Is there a way for me to form the question into an equation and work that out to find the answer,

  2. math

    which expression represent the product of 2 consecutive odd integers where n is an odd integer? 1)n(n+1) 2)n(n+2) 3)n(n+3) 4)2n+1

  3. Math

    Find three consecutive odd integers such that the square of the first increased by product of the other two is 224.

  4. MATHS

    Please Help Me The Sum Of Two Square Of Two Consecutive Natural Number Is 313. Find The Numbers.

  1. Algebra

    The sum of two consecutive odd integers is 56. A. Define a variable for the smaller integer. B. What must you add to an odd integer to get the next greater odd integer? C. Write an expression for the second integer. D. Write and

  2. math

    the sum of three consecutive numbers is eighteen. Write an expression describing the equation and solve the state of the three numbers

  3. Math

    We call a natural number "odd looking" if all its digits are odd.How many 4-digit odd looking numbers are there?

  4. Math

    Find two consecutive odd integers whose product is 323. Would the two numbers be 17,19 and -17,-19???

You can view more similar questions or ask a new question.