Question

If a and b are the zeroes of the quadratic polynomial f(x)= x2-1 find a quadratic polynomial whose zeros are 2a/b and 2b/a
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Answer 1

Answer:f[x] = x^2 -1 = [x+1] [x-1]

1 and -1 are zeroes

now  a=1 and b= -1

2a/b = -1   and 2b/a = -1

so p[x] = [x+1] [x+1]

   p[x] = x^2  + 2x +1

Answer 2

Your answer is in attachment

Hope it helps