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MA1201 B17718 Assignment 3 Deadline: 3pm 26l4l2018 (Thursday) Venue: Thursday Tutorial Classes Instruction: White down clearly the course session...

Math assignment, any help will be appreciated as i'm stuck on all of them.

MA1201 B17718 Assignment 3 Deadline: 3pm 26l4l2018 (Thursday) Venue: Thursday Tutorial Classes Instruction: White down clearly the course session (A/B/C/D/E/F/G/H) and the tutorial session you haveregistered together with your full name and student number on the front page of your answer script and handthe original hard copy to your tutorial class on Thursday on or before the deadline. in case your tutorial class is scheduled on Tuesday, please hand the original hard copy to your tutor in one of the tutorial classeson Thursday. Please remind that we don’t accept soft copies and photo copies. Marks will not berecorded if you submit the hard copy to the wrong tutor or after the deadline. 1+2 1. If —=i, whatisthemodulusofz ? [10] 1-2 2. Suppose a complex number 2 satisfies the quadratic equationZZZ-(3+8i)z—(m+4i)=0, 2612.Given that m is a real constant and that one of the two solutions is real, find the two solutions of the above complex quadratic equation. [30]3 1 —23. LetA= —2 2 2.0 1 13) Evaluate the determinant of A by the anteater expansion and compute Ill"2 |. [10]b) Find all values of A such that Ill — AI = 0. [20]4. Given that 1 —2 1 1 1”(a o 1 _1), b=(1).—1 2 1 —3 1 a) Solve the linear system Ax = b by the Gaussian elimination and express the general solution in vector form. [20]b) Write down the corresponding homogenous system Ax = 0 explicitly and determine all non-trivialsolutions from (a) without resolving it. [10] -END-
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