SOLUTION: Find all the roots of the following: a) 4x^4+24x^3+51x^2+44x+12=0 b) x^3-7x^2+16x-12=0 c) 2x^3+x^2-4x-3=0 d) 4x^5-8x^4-17x^3+12x^2+9x=0

Algebra ->  Rational-functions -> SOLUTION: Find all the roots of the following: a) 4x^4+24x^3+51x^2+44x+12=0 b) x^3-7x^2+16x-12=0 c) 2x^3+x^2-4x-3=0 d) 4x^5-8x^4-17x^3+12x^2+9x=0      Log On


   

Question 499543: Find all the roots of the following:
a) 4x^4+24x^3+51x^2+44x+12=0
b) x^3-7x^2+16x-12=0
c) 2x^3+x^2-4x-3=0
d) 4x^5-8x^4-17x^3+12x^2+9x=0
Answer by oberobic(2304) About Me  (Show Source):
You can put this solution on YOUR website!
These graphs may help you find potential roots to test.
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a)
graph%28500%2C500%2C-5%2C5%2C-5%2C5%2C4%2Ax%5E4%2B24%2Ax%5E3%2B51%2Ax%5E2%2B44%2Ax%2B12%29
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b)
graph%28500%2C500%2C-5%2C5%2C-5%2C5%2Cx%5E3-7%2Ax%5E2%2B16%2Ax-12%29
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c)
graph%28500%2C500%2C-5%2C5%2C-5%2C5%2C2%2Ax%5E3%2Bx%5E2-4%2Ax-3%29
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d)