MATH 1321 Midterm: MATH 1321 TTU Exam 2 Solutions

• School: Texas Tech University
• Department: Mathematics
• Course: MATH 1321
• Professor: All

Document Summary

Trigonometry practice exam 2 (solutions) chapters 4 5 y. 2 x c) x , d) f ( x ) [ 9, 25] 7: a) n/a (i. e. tangent & co-tangent functions do not have an amplitude) b) }; n is an integer d) w , : all real numbers except : { 7 4 28 n. 6 : a) 17 in b) -17 in c, a) 1 b) csc2 . Lhs = sin2 1 cot2 1 = sin 2 sin 2 cot 2 1 = sin 2 sin 2 cos2 sin 2 1: a) = sin 2 cos2 1=1 1 = 0 = rhs done ! = 1 = rhs done : a) 2 6, a) 2 3 b) 3 b) 0. Bonus: (b1) (use method in notes & look at example sketch) key points: 4 (b2) (use method in notes & look at example sketch) key points: 5 .