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CIE 9709 2024 March Paper 12 Q7

A Level / CIE / P1

CIE 9709 2024 March Paper 12 Paper · Question 7

题目

Problem

The straight line y=x+5y = x + 5 meets the curve 2x2+3y2=k2x^2 + 3y^2 = k at a single point PP.

(a) Find the value of the constant kk.

[4]

(b) Find the coordinates of PP.

[2]
题目中文翻译

直线 y=x+5y = x + 5 与曲线 2x2+3y2=k2x^2 + 3y^2 = k 在唯一一点 PP 相交。

(a) 求常数 kk 的值。

[4]

(b) 求 PP 的坐标。

[2]

解答