SOLUTION: Find all real zeros for this problem; I know the possible zeros are +/-1,+/-2,+/-5,+/-10,+/-1/2, or +/-5/2 2x^4-9x^3-x^2-18x-10 I already found that one of the real zer

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Find all real zeros for this problem; I know the possible zeros are +/-1,+/-2,+/-5,+/-10,+/-1/2, or +/-5/2 2x^4-9x^3-x^2-18x-10 I already found that one of the real zer      Log On


   



Question 862143: Find all real zeros for this problem;
I know the possible zeros are
+/-1,+/-2,+/-5,+/-10,+/-1/2, or +/-5/2
2x^4-9x^3-x^2-18x-10
I already found that one of the real zeros is +5 and factored out x-5 which makes the problem:
2x^3-x^2+4x+2

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Take another look at your factoring of the original polynomial. When you factor out , you get . Try as your next factor...

John

My calculator said it, I believe it, that settles it
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