9. Find a least squares solution given the following information. Then determine the least-squares error. Round your least-squares error to four decimal places. Do not use the command LeastSquare[ ]. [2 1 1 1 4 1 0 [1 -1 0 -3 -3. 8 0 -1

Q: Multiply complex numbers 3(cis122)4(cis213)

A: Given complex numbers: 3(cis122)4(cis213)

Q: 20 - 9 - 2 - Is - 6 | in the column space of -8 - 6 0 4 ? 5 3 7 –3 -6

A: To check given vector lie in column space of given matrix, we need to find row reduced echelon form…

Q: 4.7i+6.13i+5.6

A: Step 1:given 4.7i+6.13i+5.6 Step 2: Add 4.7i+6.13i You get 4.7i+6.13i=10.83i   Step 3:Now 10.83i +…

Q: -3i (7i - 5)

A: See this solution in detail below

Q: 22) -2 +4i -10-6i

A:

Q: Simplify each expressi all variables represen 105. 35 3-6 109. (5-3)-2

A: 1). Given,

Q: 0.1 EXERCISES Calculate each expression in Exercises 1-24, giving the answer as a whole number or a…

A: As per the Bartleby guidelines, answer only first question as the other questions are not the sub…

Q: Find the value of a such that (3 + 4i)(1+2i) (1 + 3i) 9 = = = q(1 + i).

A:

Q: 1(42 x 105) + (6.2 x 105) 2 (24 x 10) + (72 x 105) 3 (81 x 103) + (4,1 x 10-)

A:

Q: COuld you please write this code in Mathematica?

A:

Q: Establish the identity. (1+ csc 0)(1- csc 0) = - cot0 Multiply and write the left side expression as…

A: Just I have used the rule and some trigonometrical identity and show the given result.

Q: 5. Solve your given pair of complex numbers placing them on an Argand diagram. (a) X+Y (b) Y-X A =…

A: We have to solve the given pair of complex number and place them in argand diagramNote: According to…