# 1pilihan
What is a matrix in mathematics?
A rectangular array of numbers
A single number
A geometric shape
An equation
MATRICES
NURUL SUHAIZA
Gaya Bebas
Menengah Atas 2
Matematik
MATRICES
47
Menengah Atas 2
Matematik
MATRICES
47
20 soalan
Allow incorrect answer
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# 2pilihan
What is the order of a matrix that has 3 rows and 4 columns?
3x4
4x3
3x3
4x4
# 3pilihan
If matrix A is of order 2x3 and matrix B is of order 3x2, what is the order of the resulting matrix after multiplication?
2x3
3x3
2x2
3x2
# 4pilihan
What is the identity matrix?
A matrix with all zeros
A matrix with ones on the diagonal and zeros elsewhere
A matrix with all ones
A diagonal matrix with different numbers
# 5pilihan
How do you add two matrices?
By adding corresponding elements
By multiplying corresponding elements
By subtracting corresponding elements
By dividing corresponding elements
# 6pilihan
Which operation is not defined for matrices?
Addition
Subtraction
Division
Multiplication
# 7pilihan
What does it mean for two matrices to be equal?
They have the same order and corresponding elements are equal
They have the same number of elements
They have the same determinant
They are both identity matrices
# 8pilihan
What is a scalar multiplication of a matrix?
Multiplying each element by a constant
Adding a constant to each element
Dividing each element by a constant
Subtracting a constant from each element
# 9pilihan
Which of the following operations is not possible on matrices?
Addition of matrices with different dimensions
Multiplication of matrices
Finding the inverse of a matrix
Transposing a matrix
# 10pilihan
What is necessary for two matrices to be multiplied?
Number of columns in the first matrix must equal the number of rows in the second
Both matrices must be square matrices
Both matrices must have the same dimensions
Number of rows in the first matrix must equal the number of columns in the second
# 11pilihan
What is the effect of multiplying a matrix by the identity matrix?
The matrix is unchanged
The matrix becomes zero
The matrix is transposed
The matrix is inverted
# 12pilihan
Find the inverse matrix of R.
# 13Jawapan pendek
Calculate the value of x.
3
# 14Jawapan pendek
The value of y-x is
-3
- 3
# 15Jawapan pendek
If P=Q, find the value of x.
-2
- 2
# 16pilihan
Which of the following has an inverse matrix?
# 17pilihan
Find matrix M.
# 18Betul/Salah
A square matrix has the same number of rows and columns.
# 19Betul/Salah
If a matrix has 2 rows and 3 columns, it is called a 2x3 matrix.
# 20Betul/Salah
A row matrix only has one row.
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