Which of the following numbers is not a zero of polynomial x cube minus 9 X
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Zeroes are 0 & ±3 for x³ - 9x
Step-by-step explanation:
x³ - 9x
= x(x² - 9)
= x (x + 3) ( x - 3)
=> x = 0 , -3 , 3
Roots are 0 & ±3
Following is not mentioned but anything other than 0 & ±3
are not Zero of Polynomial
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