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Question

x – 2 is a factor of x3 – 2x – 4. 

State whether True or False



A

True

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B

False

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Solution

The correct option is B

True


Consider p(x) = x3 – 2x – 4

The value of p(2) = 23 - 2(2) - 4 = 0                                                

This means that when the polynomial is divided by x – 2, the remainder is zero.

So, x – 2 is the factor of the polynomial.


Mathematics

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