A line through with gradient intersects the curve at points and .
(a) Show the -coordinates of the intersections satisfy:
(b) Show that the line intersects at two distinct points for every real value of .
Practice IB Mathematics Analysis and Approaches (AA) Topic SL 2.4—key Features of Graphs, Intersections Using Technology with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for SL 2.4—key Features of Graphs, Intersections Using Technology and mirrors Paper 1, 2, 3 style where relevant.
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A line through with gradient intersects the curve at points and .
(a) Show the -coordinates of the intersections satisfy:
(b) Show that the line intersects at two distinct points for every real value of .
A quadratic model is fitted to three measured points , , .
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Let It is given that $(f\circ
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A line passes through with gradient . It meets the parabola at two points .
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Let and .
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(c) Show that .
(d) Given that , find the possible values of