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UP TGT Mathematics Calculus Differentiation Test Series - Part 2

The normal to the curve x = a cos³t, y = a sin³t at any point t has a length equal to:

Type: MCQ • Marks: 1
The normal to the curve x = a cos³t, y = a sin³t at any point t has a length equal to:
Options
A. a
B. 2a
C. a sin t
D. a sin(2t) / 2
Explanation
Length of normal for astroid is a constant multiple depending on t.
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