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UP TGT Mathematics Calculus Differentiation Test Series - Part 5

The lemniscate r² = a² cos 2θ is symmetrical about:

Type: MCQ • Marks: 1
The lemniscate r² = a² cos 2θ is symmetrical about:
Options
A. Only initial line
B. Only pole
C. No symmetry
D. The initial line, the line θ = π/2, and the pole
Explanation
Lemniscate is symmetric about polar axis, line θ = π/2, and pole.
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