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YOU DONT HAVE TO DO THE EXTRA CREDIT. ALSO IF YOU DONT FEEL LIKE GRAPHING THEN YOU DONT HAVE TO DO THAT I DONT LIKE GRAPHING EITHER

3) a. Solve the systems of equations BY HAND, using any of the matrix methods we discussed in this class. DO NOT USE YOUR CALb. Now solve the system of equations by using your calculator BUT do not use the same matrix method that you used in part a.4) A. Calculate the sum: B. Find the general term of the following sequence: 4,10,16, 22. C For the sequence in part 5) above6) Solve the following equations for x. Leave your answers in exact form. a) 33-5x = 16 b) log,(x + 5) = 2 c) 7(2 + 3) = 28 d8) Given P(x) = x3 - 4x2 – 19x - 14 a) List all possible Rational Roots. b) Find all zeros of P(x) (USING SYNTHETIC DIVISION)11 110° 17 12. a. Find all solutions of the trigonometric equation: 2cos* (x) - 3cos (x) = 0 b. Find all solutions in the int

13. Graph the following trigonometric functions cos(x) 3cos (x) -3cos (*) -3.cos(x –3 cos(x-1)+114. Evaluate the following. Leave your answers in exact form. 211 a. sin 45º = c. tan e. cot 30º = 3 b. cos () d. csc 210º =

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