INVERSE TRIGONOMETRIC FUNCTIONS (Excercise)
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N-UNIT-III-Trigonometry
INVERSE TRIGONOMETRIC FUNCTIONS (TEXT)
INVERSE TRIGONOMETRIC FUNCTIONS Exercise Problems
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TRIGONOMETRIC IDENTITIES (Text)
Quadrant Sign of ratios Remember I All are +ve ( 90 – θ, 360 + θ ) All II Sin and cosec are +ve, Other ratios are –ve ( 90 + θ, 180 – θ ) Silver III tan θ and cot θ are +ve, Other ratios are –ve ( 180 +
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