Question

If a and b are the zeroes of the polynomial 5x^2 - 7x + 2, then sum of the squares of zeroes is

Answer 1

5x2-7x+2

5x2-5x-2x+2

5x(x-1)-2(x-1)

5x-2=0. x-1=0

5x=2. x=1

x=2/5. x=1

2/5, 1 are the zeroes of the polynomial 5x2-7x+2

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