of linear equations: X1+5x2+3x3= 4 %3D X1- X2 + 6x3 = 16 2x1 + x2 =D5 Write the system as Ax-b Solve the system using Gaussian Elimination with backward substitution. What is the determinant of A.

Q: Solve the given initial value problem and determine at least approximately where the solution is…

A: Given differential equation 15x2+y−1dx−18y−xdy=0...(1) and y1=0 Compare the equation 1 with…

Q: Number 27

A:

Q: What are the two answers that I missed

A:

Q: State true or false  -p >= -p

A:

Q: の tañ 2 = 1+2

A:

Q: what is half of 3 and how

A: We can solve this as follows:

Q: Number 28

A:

Q: 1. use Jouble angle identity to find exact value and 0<x<= cos x = T sec (2x) tan (2x) cos (2x) cot…

A:

Q: what is variable

A: We want to understand what is variable.In statistics variable is defined as any quantity ,…

Q: Number 15

A:

Q: Number 19

A: Solve value for x

Q: Question number 14 please

A: Given: μ=60x¯=58.6n=43σ=6.55 The test statistic is obtained as below: z=sample statistic-Null…

Q: can you do the next part of the question please

A: In order to  estimate the parameters, we need to calculate the sample mean and sample variance of…

Q: do 2nd question as well

A: To find the equation of the line tangent to the curve  at the point  on the curve.

Q: Number 14

A: Correct answer 106° and 74°

Q: 2x(ye* - 1)dx + e**dy = 0

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: ssing 2 more questions

A: here we have to use Empirical rule  68% of the values are contained in μ-σ to μ+σ 95% of the values…