[-1 -1 21 Let A = = [23] 3 7 Write b as a linear combinations of the columns of A b= a₁t and b a2

Q: Let a = - 2ỉ - 4j – k and b = 4j + 2k. Find — ả + b. V

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Q: Find B2, if possible. - 2 4 *- [31] B = 35 Select the correct choice below and, if necessary, fill…

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Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: Determine all values of the constants a0,a1,a2, and a3 such that x3+2x =a0P0+a1P1+a2P2+a3P3.

A: We are given the following equation: x3+2x=a0P0+a1P1+a2P2+a3P3 Our aim is to find the values of all…

Q: 5. Find the change of coordinates necessary to express the quadratic form with a matrix A = [₁3] as…

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Q: Find u+v-2u. U= = (5, 3) and v = (-3,5) u+v-2u=

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Q: Every row operation is reversible. O True O False

A: Every row operation is reversible.

Q: Determine whether b is in the column space of A. A = 1. -102 5 8-10, b = -3-3 6 3

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Q: Let A = 4 -1 -2 -2 -2 -2 -2 2-2 and x = 1 4 2 Select an answer Linear combination of the rows of A…

A: The given matrix is A=4-2-2-1-2-2-22-2 and x=142 We have to write the meaning of Ax.

Q: If A = -4-49 45-8 44-8 Then A-1 = Use A-1 to write b as a linear combination of the columns of A.…

A: To find the inverse of the matrix  A  and use it to write the vector  b  as a linear combination of…

Q: The table shows the movement of a stock for 30 randomly selected trading days. "Up" means the stock…

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Q: Given that a₁ = a2 A -2 3 and -2 -2 -11- 0- 1 1 and 1 -3 = [a₁ a2 a3 a4 ] and has U = RREF given by…

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Q: 2. Match each set of equations with the move that turned the first equation into the second. A. 6x…

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Q: -7 3 Let A= -4 -3 Find 5A. 5A = %3D

A: We have to find 5A where it is given that: A=-73-4-3 In multiplication by scalar into the matrix we…