If a and B are the rootof the equation 2x^2-7x-3=0 find the blue of :a and B ,aB^2+a^B,aB,^3+B^3,a-B
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We know that for a quadratic equation,
product of roots = constant/coefficient of x^2
Therefore, ab = -3/2
and 2ab = 2(-3/2)
which gives us 2ab = -3
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