give matlab code of option a, b and also for extra credit

In the triangle shown a 27 in., b 43 in., and c 57 in Define a, b, and c; as variables, and then (a) Calculate the angles x, p and y by substituting the variables in the law of cosines: Law of cosines cb-2xaxbxcos(r) (b) Verify the law of tangents by substituting the results into the right and left sides of the trigonometric equality shown below Law of tangents 2 tan Extra-credit [10 points] Expand the script such as the constants "a," "b," and "c" are defined by the user [Hint: use "input']. Test your script for the values defined in the