# Algebra

## Quiz by aswani

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16 questions
• Q1
Solve for x: 2x + 6 = 18
6
10
8
4
30s
• Q2
Solve for x: 5(x - 3) = 20
5
10
-3
7
30s
• Q3
Simplify the expression: 3(2x + 5) - 2(x - 3)
8x + 21
-8x - 21
8x - 21
-8x + 21
30s
• Q4
Simplify the expression: 3x + 5y - 2x - 7y
x - 2y
2x - y
-x - 2y
x + 2y
30s
• Q5
Solve for x: 2(x + 4) = 10 - x
-2
2
4
-4
30s
• Q6
What is the solution to the equation: 3x - 7 = 5x + 1?
-2
0
-4
2
30s
• Q7
Which of the following represents a quadratic function?
m(x) = x^2 + 2x + 3
f(x) = 2x^2 - 3x + 1
k(x) = 4x + 6
h(x) = 1 - x^3
g(x) = 3x + 2
30s
• Q8
What is the standard form of a linear equation?
y = Ax^2 + Bx + C
Ax + By = C
y = mx + c
y = mx + b
30s
• Q9
What is the determinant of a 3x3 matrix?
The sum of the diagonal elements.
The sum of the product of each element and its cofactor.
The product of the diagonal elements.
The sum of the off-diagonal elements.
30s
• Q10
What is the result of multiplying a scalar by a matrix?
The scalar is added to each element of the matrix.
The scalar is divided by each element of the matrix.
The scalar is subtracted from each element of the matrix.
Each element of the matrix is multiplied by the scalar.
30s
• Q11
What is the result of adding two matrices?
Each element of the first matrix is multiplied by the corresponding element of the second matrix.
Each element of the first matrix is added to the corresponding element of the second matrix.
Each element of the first matrix is subtracted from the corresponding element of the second matrix.
Each element of the first matrix is divided by the corresponding element of the second matrix.
30s
• Q12
What is the determinant of a 2x2 matrix?
1
4
2
0
30s
• Q13
What is matrix transposition in mathematics?
The rearrangement of matrix elements in a random order.
The flipping of a matrix over its diagonal.
The transformation of a matrix into a row vector.
The process of multiplying two matrices together.
30s
• Q14
What is the slope-intercept form of a linear equation?
y = mx - b
y = bx + m
y = mx + b
y = mx^2 + b
30s
• Q15
What is the y-intercept of a linear equation in slope-intercept form?
x
y
b
m
30s

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