Question

#11 and #13

MATLAB ASsignment #1: Solve the following problems by writing commands in by writing a program in a seript file and executing the file. Tum in a printout of the results and email the m file. All work should be individual, not shared. 11. Let x 2 then evaluate 2 4 3x X x+1 12. Evaluate the trigonomctric identity for 12° 4 tanx 4tan3x 1-6tan x+tanx 13. In the triangle shown a 5 in, b 7 in, and y 25 a. Calculate the length of c by substituting the variables in the Law of Cosines. b. Calculate the angles a and B (in degrees) using the Law of Sines.

Answer 1

Given 2 4 If i 2 then 2 4 24 2-1 -2 3 3 24 Given tan 3 4tanx + tan f- 6 tah 4 tanl tan12 -6 tan12tan Ca)

Casine xule C2 a 6-2abcos b가 (st) 3.Q5in Sine aule 는 b a siny Sin a ind to qet A Value get o vabue a C C int a. X Sin x sin? Xlin2s 3.25 d 033
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