Given the tridiagonal matrix 1.79 1.7363 0 0 0.2 1.254 0.2756 0 0 0.76 1.4076 0.3267 0.21 2.0567 0 0 work out the values 1,,i= 1,...,4 and u,,i = 1,...,3 in the LU factorisation A = LU with L 11 0 0.2 0 0 0 0.76 13 0 0 0 0.21 14 0 12 Use the LU factorisation to solve the system Az = b with 4.754777 -0.838472 2.011831 -7.300397 for i=1,...,4 (a) 4₁ (b) ₁ = (c) x₁ = Use at least 6 decimal places for your calculations and specify your final results to 2 decimal places. = ul 0 0 0 1 u2 0 0 0 1 u3 000 1 1 ₂ == 13 143 x3 = 00 x₁ ==

Q: 3 cot2 0-4 csc 0 = 1

A:

Q: dr = A -2 B -2/15 1. D 21

A:

Q: 12. Stan³0 sec²0d0

A: Integration is done by "u" substitution method

Q: Question 15.22

A: We have to find value of test statistics.

Q: Find AB.

A:

Q: Consider a linear regression model where y represents the response variable, x is a quantitative…

A: (a)   Intercept shift down by 4.3 units as d changes 0 to 1   (b)  y= 18.3 answer

Q: IFA- 3) o, THEN IF A-E THEN

A: on solving this we get the

Q: 20 Evaluate 42 E (6m + 3) m=1

A:

Q: -7 2. Fine the gcneral Selution

A: Given differential equation is: x2d2ydx2+xdydx+y=-7.     …..1 Substitute x=ez z=logx Now,…

Q: Find Σ +i . Ο 30 Ο 31 Ο 32

A:

Q: Find x. 12 11 22 X = i

A: Explained below

Q: an = an -a t an -z and a,=3,az =9 az= as =

A: Given :

Q: 6. Given i [2, – 5]and i = [-7,2] find a. 5ū

A: Topic = Vector

Q: 10.1-2 q 6

A: Image is attached with detailed solution.

Q: 11. e ²t, te-2t

A:

Q: 123 30 Find the values of x and y. Write your answers in simplest form.

A:

Q: ges. The results 89 take French. 92 take German. 44 take French and German. 47 take German and…

A: From given statements we can make the venn diagram and solve for the questions asked