Is it true sec a=12/5 for some value of angle a?
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Yes it is true for some value of a
since we know that
Range of Sec a €(-∞ , -1] u [1 - ∞)
for a€ R -(n+1)π/2
since we know that
Range of Sec a €(-∞ , -1] u [1 - ∞)
for a€ R -(n+1)π/2
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