If a and b are the roots of $x^2 + x - 2 = 0$, then the quadratic equation in x whose roots are $\frac1a + \frac1b$ and ab is:

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If a and b are the roots of $x^2 + x - 2 = 0$ , then the quadratic equation in x whose roots are $\frac1a + \frac1b$ and ab is:

A $2x^2+3x-2=0$

B $2x^2-5x-2=0$

C $2x^2+5x-2=0$

D $2x^2-3x+2=0$

Answer:

2x^2+3x-2=0

Conclusions II and III follow

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