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16. What are all of the rational zeros of the function q(x) = x - x2 + 4x2 - 4x?
A.0,1
B.0
c. 0,-2
D. 0, 1, 2

Respuesta :

PSN03

Yo sup??

We can solve this questions by trying option verification.

We observe that 0 is common among all the options so 0 has to be a zero of the function.

when x=1

g(1)=1-1+4-4=0

Therefore 1 is also a zero of the function.

Since 1 is not there is option 2 and 3, hence our answer is either option 1 or 4

when x=2

g(2)=16-8+16-8=0

Therefore 2 is also a zero of the function.

Hence the correct answer is option D ie 0,1,2

Hope this helps.