Showing posts with label miscellaneous equations. Show all posts
Showing posts with label miscellaneous equations. Show all posts

Saturday, June 20, 2015

Singapore Maths Olympiad

If it is known that the roots of the equation are all integers, how many distinct roots does the equation have?

x5 + 3x4 – 4044118x3 – 12132362x2 – 12132363x - 20112 = 0

Singapore maths Olympiad

Saturday, June 13, 2015

miscellaneous example

Find the integral  roots of the equation:
x3  +8x2 + 13x + 6 = 0


show  { √5 + 2}1/3 - { √5 - 2}1/3 = 1

Find the integral roots of the equation:

Find the integral  roots of the equation:

x3  - 10x2 + 27x - 18 = 0

Find the roots of the equation:

Find the roots of the equation:

y4  - 2y3 - 21y2 +22y + 40 = 0

Find the integral roots of the equation:

Find the integral  roots of the equation:

x4  + 4x3 + 8x + 32 = 0

Finding the Rational roots for the equation:

Find the Rational roots for the equation:

32 y3 - 6y - 1 = 0

Rational roots for the equation

Find the Rational roots for the equation:

6y3 -11y2 + 6y - 1 = 0


Sunday, August 24, 2014

miscellaneous equation

If α and β are the complex cube roots of unity, and x = a + b, y = aα+ bβ and z = aβ + bα, then the value of xyz =.............................