Advertisements
Advertisements
Question
If `A = [(2),(5)], B = [(1),(4)]` and `C = [(6),(-2)]`, find A – B + C
Advertisements
Solution
A – B + C = `[(2),(5)] - [(1),(4)] + [(6),(-2)]`
= `[(2 - 1 + 6),(5 - 4 - 2)]`
= `[(7),(-1)]`
RELATED QUESTIONS
State, whether the following statement is true or false. If false, give a reason.
Transpose of a 2 × 1 matrix is a 2 × 1 matrix.
Solve for a, b and c; if `[(-4, a + 5),(3, 2)] = [(b + 4, 2),(3, c- 1)]`
Wherever possible, write the following as a single matrix.
`[(2, 3, 4),(5, 6, 7)] - [(0, 2, 3),(6, -1, 0)]`
Wherever possible, write the following as a single matrix.
`[(0, 1, 2),(4, 6, 7)] + [(3, 4),(6, 8)]`
Classify the following matrix :
`|(800),(521)|`
If A = `[(1,2), (1,3)]`, find A2 - 3A
Using the truth table statement, examine whether the statement pattern (p → q) ↔ (∼ p v q) is a tautology, a contradiction or a contingency.
The construction of demand line or supply line is the result of using
Which expression gives the order of a matrix?
For \[\begin{bmatrix}7&8\\9&10\\11&12\end{bmatrix}\], which statement is correct?
