find the quadratic polynomial each with the given numbers as the sum and product of its zeroes respectively 1) 1 by 2,-2
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Step-by-step explanation:
a+b =2 -I
ab=-2 -II
from II b = -2/a
put value of b in I
a + -2/a = 2
(a^2 -2)/a =2
a^2 -2a -2 = 0
a^2 -a -a -2 =0
a(a-1) -1(a-2) =0
a=1,2
b= -2,-1
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