(c) Which of the comments corresponds to the code in the lines denoted with (1), (2), (3) and (5)? (1) design matrix for a linear model design matrix for a quadratic model matrix for polynomial interpolation matrix for spline interpolation (2) solve non-linear equation solve normal equation solve quadratic equation project X onto Y (3) draw model as a solid curve draw model as single dots (5) оо draw measurements as linear spline draw measurements as single dots draw model as a solid curve draw model as single dots draw measurements as linear spline dras measurements as single dots % read in data data = xm ут csvread('measurements.csv'); data(:,1); % 50 measurements for x data (:,2); % 50 measurements for y M = [ones (size (xm)), xm, xm.^2]; % b = (MM) (-1) *M'*y; % (1) (2) & display results. figure (1), clf, hold on prepare figure plot (xm, ym, ' . '); 응 (3) linspace (min (xm), max (xm),200); % define values for x & determine predicted model values y = plot (x, y,'-') & (4) (5) Please answer the following multiple choice questions in part a.), b.) and c.): (a) Which numerical method has been used in the above given example? polynomial interpolation numerical differentiation least-squares regression numerical integration (b) Choose the correct code that needs to be put into the line denoted with the number (4): (4) O О y y = 1+b(2) + b(3) ; 1 + x + x.^2 ; y = b (1) = b (1) y = b (2) *x + b (3) *x. ^2 ; + b (2) *x ;

Log in State State y! uk.se M Inbox A Login YouTube Maps 3X3 Matrices. General Top Events Event Brief Sign In activatelearningonline.instructure.com/courses/24467/pages/assignment-8-bc-deadline-21-slash-06-slash-23?module_item_id=813826 A 2x + 3y = 18 D 4x - y = 8 As X 0 Mark 3. Solve your given pair of simultaneous equations (with two variables) using matrix and determinant methods. E 3a+b-2c=-9 E B x-2y = -5 E 6x-3y = 6) R 4. Solve your given set of simultaneous equations (with three variables) using matrix and determinant methods. A 2a-2b+2c=2 C 3a-b+ 2c = 3 (0) duve 5. Solve your given pair of complex numbers placing them O Search IL Searc Y € 3x19 13 F 5x - 4y = −1 B-a-b+c=3 D = a + b +2c=11 F 2a + 3b + c = 8 * New 00 8 LAA O A Pillov O Solve P

SOLVE THE SYSTEM USING THE MATRIX じメPOMENテAL LUSG JORDA EXPONENTIAL FORM) x(6)= 12 L7