7) If (a-2) x3 + (b-a)x+ (c+b) is a zero polynomias then find the values of a,b and c
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Answer: a=2
b=2
c= -2
Step-by-step explanation:
(a-2) x3 + (b-a)x+ (c+b)=0
all coefficients are zero
a-2=0 b-a=0 c+b=0
a=2 b-2=0 c+2=0
b=2 c=-2
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