Please select a subject first
Advertisements
Advertisements
If \[A = \begin{bmatrix}2 & - 3 & 5 \\ 3 & 2 & - 4 \\ 1 & 1 & - 2\end{bmatrix}\], find A−1 and hence solve the system of linear equations 2x − 3y + 5z = 11, 3x + 2y − 4z = −5, x + y + 2z = −3
Concept: undefined >> undefined
Find A−1, if \[A = \begin{bmatrix}1 & 2 & 5 \\ 1 & - 1 & - 1 \\ 2 & 3 & - 1\end{bmatrix}\] . Hence solve the following system of linear equations:x + 2y + 5z = 10, x − y − z = −2, 2x + 3y − z = −11
Concept: undefined >> undefined
Advertisements
An amount of Rs 10,000 is put into three investments at the rate of 10, 12 and 15% per annum. The combined income is Rs 1310 and the combined income of first and second investment is Rs 190 short of the income from the third. Find the investment in each using matrix method.
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
Write a value of
Concept: undefined >> undefined
