line with equation y = 3x – 7 does not cross or touch the curve with equation y = 2px 2 – 6px + 4p, where p is a constant (a) Show that 4p 2 – 20p + 9 < 0 (4)
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The straight line with equation y : 3x - 7 does not cross or touch the curve with equationy: 2px2 - Opx + 4p, where p is a constant (a) Show that 4p2 - 20p + 9 < 0
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The equation 20x2 = 4kx - 13kx2 + 2, where k is a constant, has no real roots y = 2px2 - 6px + 4p, where p is a constant (a) Show that 4p2 - 20p + 9 < 0 [4]
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line with equation y = 3x – 7 does not cross or touch the curve with equation y = 2px 2 – 6px + 4p, where p is a constant (a) Show that 4p 2 – 20p + 9 < 0 (4)
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18 mai 2016 · 2 Express 93x + 1 in the form 3y, giving y in the form ax + b, where a and b are constants (2) (a) Show that 4p2 – 20p + 9 < 0 (4) (b) Hence
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equation is provided in standard form, and h = 0 and k = 2 2 4p (p ) = 36 p 2 = 9 p = ±3 39 F(−4, 0); opens down; contains (4, −15) 20p − 4hp = 9 − 6k + k 2 Prove that the endpoints of the latus rectum and point of intersection of the
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The straight line with equation y = 3x – 7 does not cross or touch the curve with equation y = 2px2 – 6px + 4p, where p is a constant a Show that 4p2 – 20p + 9
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so alpiy) (d) Show that p satisfies 1-5-) p2 - 4p - 16 = 0 A (2,5) (p 9] 12,5) Philips so (–p)'+(5-7)=s (4) 5p2-20p-80-0 EPP-6P+36) and k>2 txs So (d) Sketch C2, showing the coordinates of the points where C2 meets the x and y axes
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