These are linear algebra problems. 1 4 1 1 2 7 2 2 Let A 1 4 .. 1 2 find Its Inverse. Decide whether the matrix A is invertible, and if so, use the adjoint method Enter as a matrix, exactly in fractional from if required, if not invertible enter "NA" A-1 la b -2a -2b -2c d e f d = -2,find Given that g hi g-3d h-3e -3f -2a -2b -2c d f g 3d h 3e...
10. Find the inverse and graph the function and its inverse on the same coordinate system. f(x) = x3 + 6 dtv an A" I 29 MacBook Air F4 & 7 8 9 % 5 $ 4 # 3 6 Y U T R V E K
l0 0 1 2 3 4 5 6 7 8 9 10 time (s) The graph above gives the velocity versus time for some object. Which of the graphs below, of position versus time, is consistent with this graph? 01 2345678 9 10 012345678 910 time (s) E 45.0 5.0 15.0 0123 4567 8 910 0123456789 10 time (s) 30 01 23 45678910 time (s)
3 and 4 please 1 0 0 3. Find the inverse of A= 0 4 0 by Gauss-Jordan elimination 2 3 1 and check your answer by multiplication. 3 1 2 4. Find the inverse of 2 6 -4 by the cofactor formula. 3 0
Find the inverse, if it exists, of the given matrix 1 0 0 OA. 0 1 1 0 0 1 1 0 0 2-1 1 Find the inverse, if it exists, of the given matrix. 5 12 5 2 A. 12 5 5 -12 -2 5 -5 2 12 -5 -5-12 -25 OB. O c. O D. Determine whether the two matrices are inverses of each other by computing their product. 9 4-22 2 -45 O No O Yes
Find the inverse of the matrix, if it exists. A= -4 3 -5 1 s 8 5 3 32 32 3 32 8 5 32 8 5 32 3 32 1 32 Com
(c) Let \(\mathbf{A}=\left[\begin{array}{ccc}1 & 1 & 1 \\ 2 & c & 0 \\ -2 & 1 & c\end{array}\right]\), where \(c\) is a real constant.(i) Use the adjoint method to find \(\mathbf{A}^{-1}\).(ii) \(\underline{\text { WITHOUT }}\) computing adj \(\left(\mathbf{A}^{\mathrm{T}}\right)\) or \((R+2) \operatorname{adj}\left(\mathbf{A}^{\mathrm{T}}\right)\), find \(\operatorname{det}\left((R+2) \operatorname{adj}\left(\mathbf{A}^{\mathrm{T}}\right)\right)\).(Note: The answers of (c)(i) and (ii) are in terms of \(c\).)
3) Complete the products. 2 -2 1 1 1 0 L0 0 1 L0 4 1
Show that B is the inverse of A. 5 2 -6 A = 6 3 -9 B = -2 -1 4 3 -2 -0 8 9 0 1 3 STEP 1: Find AB. - AB = 11 STEP 2: Find BA. BA = = 1 11
points 5. Find the inverse of the following matrix: 10 -1] -4 1 3 2 0 3 | 1