allerySec θ ഏത് ത്രികോണമിതി അനുപാതത്തിന്റെ വ്യുൽക്രമമാണ്?
Acos θ
Btan θ
Ccosec θ
Dsin θ
Answer & Solution
Correct answer: A. cos θ
sec θ = 1/cos θ. അതിനാൽ sec θ എന്നത് cos θ യുടെ വ്യുൽക്രമമാണ്.
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