x+2 is a factor of polynomial ax³+bx²+x-2 and the remainder 4 is obtained by dividing this polynomial by (x-2).find the value of a and b.please answer
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given x+2 is factor therefore p(-2)=0
-8a+4b=4
p(2)=4
8a+4b=0
from these
b=1/2
a=-3/8
-8a+4b=4
p(2)=4
8a+4b=0
from these
b=1/2
a=-3/8
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