B1.5 – Derivatives of Secondary Trig Functions
B1.5 – Derivatives of Secondary Trig Functions. IB Math HL - Santowski. For y = sec(x) on (-2 ,2) Fcn is con up on (-2 ,-3/2), (-/2, /2), (3/2,2) Fcn is con down elsewhere Fcn has max at -, Fcn has min at -2,0,2 Fcn increases on (-2,-3/2), (-3/2,-), (0,/2), (/2,)
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