Question

find all the zeros of PX equal to x cube - 9 x square - 12 x + 20 if x-2 is a factor of. Px
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Answer 1

Step-by-step explanation:

divide the cubic polynomial by x-2, u will get a quadratic polynomial,

solve this quadratic polynomial to get two zeroes

the remaining zero will be 2 as x-2 is factor

x-2=0

x=2