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Inverse Trigonometric Functions
Home
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NUST Entrance Test
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Mathematics
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Inverse Trigonometric Functions
Set 2
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MM
Mashaal Masha
Dec 18, 2022
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Choose the correct options for the following questions.
$\cos^{-1}\frac{12}{13}$=
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Difficulty: Easy
A:
$\tan^{-1}\frac{3}{5}$
B:
$\cot^{-1}\frac{13}{12}$
C:
$\sec^{-1}\frac{13}{12}$
D:
$\sin^{-1}\frac{5}{13}$
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$\cos^{-1}(\cos x)$=
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Difficulty: Easy
A:
x
B:
cos x
C:
x=1/x
D:
$\cos^{-2}x$
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