Learning Enhancement Team Factsheet: Sine Five Basic Functions Periodic function of an angle x Written Inverse Derivative sin x sin1 x cos x Integral Domain Range Comments cos x c Real Numbers 1 sinx 1 Odd function sin x sinx f (x) Period is 2 sinx / 2 cosx sin0 0 x sin / 2 1 sin 0 sin3 / 2 1 sin2 0 sinn 0 Cosine Periodic function of an angle x Written Inverse Derivative Integral Domain Range cos x cos 1 x sin x Real Numbers 1 cosx 1 sin x c Comments Even function cos x cosx Period is 2 cosx / 2 sinx f (x) cos0 1 cos / 2 0 x cos 1 cos3 / 2 0 cos2 1 cos / 2 n 0 Exponential Written ex or expx The exponential function of x Pronounced Inverse Derivative Integral “e to the x” ex ln x ex c Domain Range Real Numbers ex 0 Comments e0 1 e1 e f (x) x Logarithm Written ln x The natural logarithm of x Pronounced Inverse Derivative “el en of x” or “lun x” ex 1 x Integral x ln x x c Domain Range x 0 Real Numbers Comments ln1 0 ln e 1 ln x log e x f (x) x Power functions x n n2 Quadratic function Written x2 Inverse x Derivative 2x Integral x3 c 3 Domain Real Numbers Range x2 0 f (x) Comments Turning point at 0 , 0 n 2 Written x Inverse square function 1 x2 f (x) 1 Inverse x Derivative 2x 3 Integral 1 c x Real Numbers, x0 1 0 Range x2 Asymptotes at Comments x 0 and y 0 Domain n3 Cubic function Written x3 Inverse 3 Derivative 3x 2 Integral x4 c 4 Domain Real Numbers Range Real Numbers x f (x) x Point of Inflection Comments at 0 , 0 x n 1 Reciprocal Function Written 1 x Inverse 1 x Derivative x 2 Integral ln x c Domain Real Numbers, x 0 Range Real Numbers, x 0 Comments Asymptotes at x 0 and y 0 Self-inverse f (x) x Want to know more? If you have any further questions about this topic you can make an appointment to see a Learning Enhancement Tutor in the Student Support Service, as well as speaking to your lecturer or adviser. Call: Ask: Click: 01603 592761 ask.let@uea.ac.uk https://portal.uea.ac.uk/student-support-service/learning-enhancement There are many other resources to help you with your studies on our website. For this topic, there is a webcast. Your comments or suggestions about our resources are very welcome. Scan the QR-code with a smartphone app for a webcast of this factsheet.
© Copyright 2024 Paperzz