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Application of Derivatives

RS Aggarwal

CBSE

Grade 12

Question:

The normal to curve $x^2 = 4y$ passing through $(1, 2)$ is:
(a) $x + y = 3$
(b) $x - y = 3$
(c) $x + y = 1$
(d) $x - y = 1$

Step-by-Step Solution

Key Concept: Normal line equation evaluation.

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Correct Answer: $x + y = 3$

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