# MATH270 McGill University Equations Using Row Reduction Problems Paper

User Generated

Mrr17

Mathematics

MATH270

McGill University

## Description

All questions on papers (linear equation problems) need to be answered and some of them need to have a check to proof that answers are correct.

Question 3b is included the numbers that need to be used.( a=2,b=2, c=8, d=3 ).

I need the answers in 2 days Max.

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Due at 1120 on 20190529 2019 Summer I Math 270 Exam 1B Take Home 6 (1b) Solve the following system of equations for w,x, y, and z in R4, by row- reduction and check by substitution that your solution is correct. Show the work for row-reduction on the facing side. 2 (i) (1) ew + fx + gy + hz = e + f +g+h (2) fw + gx + hy + ez = e + f +g+h (3) gw + hx + ey + fz = e + f +g+h (4) hw + ex + fy + gz = e + f +g+h Rewrite the problem below using your values of a, b,c, and d. (1) (2) (-)w + (-)x + (-)y + ( Uz = ( ) + ( )+( ) + ( ) = (-2) (-))w + (-1x + (1)y + (-1z = ( ) + ( )+( )+( ) = (-2) (3) (-)w + (x + (-Dy +(z = ( ) + ( + ) + ( )= (-9 (4) (1)w + (x + EDy + (-Dz = ( ) + ( ) + ( ) + ( )= (-9 Write the answer in: 1 (i) vector-parametric form 1 (ii) flat form 1 (iii) functional form A:= F(S) := Im(1) 1 (iv) On the basis of your answer, it follows that the system of equations in (1a) determines a __-flat in 206 You may talk to anyone Due at 1120 on 20190529 2019 Summer I Math 270 Exam 1B Take Home 5 (1c) Write down your answer from (1a) in the form of a set 1(i) presented in parametric form: F(S) 1(ii) in equational form using the least number of equations necessary: F(S) Show work for the following problems on the facing page. 1 (iii) Find, if possible, a point (0-flat): P E F(S) and prove your assertion. P= 1 (iv) Find, if possible, a 0-flat or point Q E R* such that: Q € F(S) and prove your assertion. Q = 1 (v) Find, if possible, a 1-flat F1 SR4, F || F, and prove your assertion. F1 = 208 You may talk to anyone Due at 1120 on 20190529 2019 Summer I Math 270 Exam 1B Take Home a=2, b=2, C = 8, d=3 6 (3b) Proof or witness should be on the facing side with complete work. Y N P W 20 ap.9 € mtrs (2.2.x)(= 9) plage = 2.2.2)(-18 12) = 6 a 1 - 1 2 (ii) 3P, Q e Mtrx ( 2,2, R Y N N Pf W Pla Je = 1 I JHL pla 1 (ii) =P,Q e Mtrx (2,2,0)(P[ ] = lo 69) Y NPf W W Pla de a 1 (iv) 3M e Mtrx 2,2,R 169 Y N Pf W Mura(23)(- - [ 1 ] - ] M? You may talk to anyone 220 220
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### Review

Anonymous
Just what I was looking for! Super helpful.

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