Let the parabolas y = x (c – x) and y = – x 2 – ax + b touch each other at the point (1…
Mathematics · JEE Main · NTA Exams — Limit, Continuity and Differentiability
Let the parabolas y = x (c – x) and y = – x2 – ax + b touch each other at the point (1, 0), then
- a + b + c = 0
- a + b = 2
- b + c = 1
- a – c = –2
Answer
(A) a + b + c = 0, (C) b + c = 1, (D) a – c = –2
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