Find a least-squares solution of Ax=b by (a) constructing the normal equations for x and (b) solving for x : -1 2 CH 2-3 b 2 -1 1 A= a. Construct the normal equations for x. 6-9 X₁ -9 14 X2 (Simplify your answers.) b. Solve for x. = X= (Simplify your answer.) 3 4

Q: What is the importance of Greek letters?

A: Greek alphabet is widely used in mathematical and scientific equations. It is used to denote various…

Q: How do I get the ans

A: Given data :  Use the frequency histogram to complete the following parts. (a) Identify the class…

Q: Add the Practons. Simplly if possible + lea+9 t.

A:

Q: incorrect solution or too illegible :(

A:

Q: So, what's the answer to letter "B"?

A: Question No. Part (B):Given: To Find: To find the value of  at  and to find the corresponding point…

Q: r the questions. I just need each question answered

A: Temperature (oC) Corrosion (mm/yr.) 26.6 1.58 26 1.45 27.4 1.13 21.7 0.96 14.9 0.99 11.3…

Q: WRONG, try again, wrong answer

A:

Q: Find 140 70 2

A: We have to find angle

Q: what two numbers mulitplied give you 225

A: Given that , the number is 225. Note that, the number 225 is perfect square of 15. The prime factors…

Q: 52 20 Answer.

A:

Q: 4P3

A:

Q: can you continue the question pls and continue doing it on paper many thanks.

A: Note: According to the guidelines we are allowed to solve three subparts at a time. So please  ask…

Q: Simplify. - V4 = 0

A:

Q: hi there, are those letters "n" or "x" it is a little difficult to read?

A: Given that,  tanx=sinxcosx to prove that ddxtanx=sec2x

Q: how did you came up with pi

A:

Q: show/prove what the answer is to 0 divided by 4 is

A: show/prove what the answer is to 0 divided by 4 is.

Q: What does 42 =

A: 4^2 means  4×4

Q: Can you please write B up in writing as it is incorrect but I think it's because it's been converted…

A: f(x) = 3(x-1)^2, 0<x<1

Q: what is 547

A: What is 547? Yes, it is odd three digits number. The number 547 is prime number because it has only…