Rotate the quadratic function 5x^2 + 3y^2 + 2z^2 + 4xz = 14 to its principal axis. ( express as a symmetric matrix).

Q: The parabola y = a + bx + cx² goes through the points (x, y) = (1, 4) and (2,8) and (3, 14). Find…

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Q: How would you write the dimension of a matrix with 7 columns and 3 rows?

A: Given, A matrix has 7 columns   and  3 rows  We have to find the dimension of a matrix.

Q: Suppose A is 17x17 matrix with A^29=0 Then A^17=0.

A: Here given that A is 17×17 matrix and A29=0.

Q: Write the system of equations as an augmented matrix 5m + 3x 7c = 7x 6с 6x 4c = 3m 4m 00 = 20 - 253…

A: Given the system of equations 5m+3x-7c=20-3m-7x-6c=-2534m-6x-4c=-66

Q: Solve using augmented matrix methods 5x¹-x²=6 15x¹-3x²=-18

A: The objective of the question is to solve the system of linear equations using the augmented matrix…

Q: The 3 × 3 matrix B satisfies the equation B^3 = −B. Show that B cannot have an inverse

A: We proved that, the matrix B cannot have an inverse if it satisfies the equation…

Q: Solve using a matrix x - y + 5z = 194x + z = 3x + 3y + z = -9

A: According to the given information it is required to solve the given equations using matrix method.

Q: Please list how to tell when a matrix has 0 solutions when in reduced row echelon form. E.g rules,…

A: For a system of equations, when the LHS value is 0 for all unknowns and the RHS is non zero, this…

Q: Express the column matrix b as a linear combination of the columns of A. (Use A₁, A2, and A3…

A: Given matrix Want to express b as a linear combinations of columns on matrix A.

Q: Calculate A^-1 and use it to solve the matrix equations 1 12 5 12 ²2). 5 = ( − 3), 5₂ = ( ¹3 ). -5 A…

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Q: 7. - B-[73] Solve for X in the matrix equation: B-4X = A 6

A: Given:  A=1-6510B=-237-1 to solve for X in the matrix equation: B-4X=A

Q: Given the matrices A and B, solve for X. 5X - B = A. 5 A: - [31]-[9] = and B = -4 Select one: a. O…

A: A = -35-3   -4   ,   B = -3  4-355X-B = A