SOLUTION: Factor of the following polynomial p(x)=2x3^-3x2^-18x-8 b) find its zeros

Question 1056277: Factor of the following polynomial p(x)=2x3^-3x2^-18x-8
b) find its zeros
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Factor of the following polynomial
p(x) = 2x3^-3x2^-18x-8
Has a zero at x = -2
-2)....2....-3....-18....-8
.......2....-7....-4....|..0
Quotient:: 2x^2 - 7x -4
(2x+1)(x-4)
---
f(x) = (x+2)(x-4)(2x+1)
-------------------------------
b) find its zeros
x = -2 or x = 4 or x = -1/2
--------------
Cheers,
Stan H.
-------------
RELATED QUESTIONS
Determine the maximum number of zeros of the polynomial function: f(x) = 3x2 � 2x -... (answered by venugopalramana)

Use the Factor Theorem to find all real zeros for the given polynomial function and one... (answered by MathLover1)

A polynomial P is given. P(x) = x^4 + 18x^2 + 81 (a) Factor P into linear and... (answered by MathLover1)

Factor the polynomial completely. P(x) = 625x4 − 16 Find all its zeros. State the (answered by josgarithmetic)

Find all rational zeros of the polynomial {{{p(x)=... (answered by ichudov)

P(x)=2x3+3x2-5x-12,What is the value of the P(X)? (answered by Fombitz)

Consider the following polynomial function. f(x)=2x3+3x2−12x+7 Step 1 of 4 :... (answered by MathLover1,greenestamps)

P(x) = 4x4 − x3 − 8x2 + 18x − 4 Find all the zeros of the polynomial... (answered by sidt36)

P(x) = x4 − 2x3 − 24x2 + 50x − 25. What are all the rational zeros and... (answered by lwsshak3)