show that 2x + 1 is a factor of x 2 x cube - 11 x square - 4 x + 1
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Answer:
2x^3-11x^2-4x+1
2x+1=0
2x=-1
x=-1/2
answer 0
Step-by-step explanation:
put the value of x in given equation
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x=-1/2
-1/4 - 11/4 + 2 + 1=0
-1-11+12/4=0
0/4=0
0=0
it is the factor
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