Problem

Problem

The xx-intercept of the tangent at any arbitrary point of the curve ax2+by2=1\frac{a}{x^2} + \frac{b}{y^2} = 1 is proportional to a. square of the abscissa of the point of tangency b. square root of the abscissa of the point of tangency c. cube of the abscissa of the point of tangency d. cube root of the abscissa of the point of tangency

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