Posted by jenny on Monday, October 15, 2012 at 4:52pm.
unless ±1 or ±13 is a root, you're stuck.
It's easy to show that -1 is a root. So, you have
(x+1)(x^2+5x+13)
Now you gotta solve the quadratic, but that's old hat by now.
Related Questions
math - The equation that has the roots 1, 2, 3 is: (a) x3 + 6x2 11x + 6 (...
concavity - The graph of the function y= x3+6x2+7x-2cos x changes concavity at x...
calculus - Find the coordinates of points where the graph of f(x) has horizontal...
Math - Find a polynomial of degree 3 with roots 3, 4 - i. Which one is it? A.x3...
physics - Which of the following equations is dimensionally consistent? A. a3 = ...
polynomials - (3+7x)-(16x2+15x2) (3+1x)-(12x+16+0+18x2) Q4: (15+13x2+14x2)+(13x...
polynomials - (3+7x)-(16x2+15x2) (3+1x)-(12x+16+0+18x2) Q4: (15+13x2+14x2)+(13x...
algebra2 - solve the equation: First: x + 3y = 5 Second: 3x - y = 5 should i use...
Calculus (final question I promise) - 1. Use calculus and algebraic methods to ...
ap algebra - Please help me with this problem. I dont know what to do. Use the ...
For Further Reading