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If x1, a n dx2 are the roots of x^2+(si...

If `x_1, a n dx_2` are the roots of `x^2+(sintheta-1)x-1/2(cos^2theta)=0,` then find the maximum value of `x_1^2+x_2^2`

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CENGAGE ENGLISH-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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  19. The value(s) of m for which the expression 2x^2+mxy+3y^2-5y-2 can be ...

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