Show that cosec^2 A + sin^2 A can never be less than 2 pls ans soon monday i am - Maths - Trigonometric Functions

Question

Show that cosec^2 A + sin^2 A can never be less than 2? pls ans
soon monday i am having xam

Neha Sethi · Accepted Answer

Dear student
cosec2A+sin2ASince square of any quantity is greater than 0,socosecA-sinA2>0cosec2A+sin2A-2>0cosec2A+sin2A>2Hence proved
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Show that cosec^2 A + sin^2 A can never be less than 2? pls ans soon monday i am having xam .