Review_T3c - PreCal Test 3 Review Sections 4.1 4.3, 5.1 5.4...

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PreCal Test 3 Review Sections 4.1 – 4.3, 5.1 – 5.4 March 10, 2011 Divide circle into 4 quadrants Create three “tick marks” in each quadrant Name the “Big 4” Start with the middle tick mark and count by fourths while hitting Big 4 Count the remaining tick marks by counting by sixths while hitting Big 4 Fill in first quadrant with coordinates and remember All Students Take Calculus! Right Triangle Trig (SOH CAH TOA) Sin = opp/hyp Csc = hyp/opp Cos = adj/hyp Sec = hyp/adj Tan = opp/adj Cot = adj/opp Inverse Trig Functions Sin -1 (x) D: [-1,1] R: [-pi/2, pi/2] Cos -1 (x) D: [-1,1] R: [0, pi] Tan -1 (x) D: all reals R: (-pi/2, pi/2) Csc -1 (x) D: (-inf, -1] U [1, inf) R: [-pi/2, 0) U (0, pi/2] Sec -1 (x) D: (-inf, -1] U [1, inf) R: [0, pi/2) U (pi/2, pi] Cot -1 (x) D: all reals R: (0, pi)
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PreCal Test 3 Review Sections 4.1 – 4.3, 5.1 – 5.4 March 10, 2011 Suppose that θ is an acute angle of a right triangle and that Find sec(θ) and csc(θ). Suppose that θ is an acute angle of a right triangle and that
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This note was uploaded on 02/20/2012 for the course MATH 1330 taught by Professor Staff during the Fall '08 term at University of Houston.

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Review_T3c - PreCal Test 3 Review Sections 4.1 4.3, 5.1 5.4...

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