Podcast
Questions and Answers
What is the value of n in the equation 125n = 14810?
What is the value of n in the equation 125n = 14810?
- 11 (correct)
- 13
- 12
- 14
What is the cartesian equation obtained by eliminating t from the equations x = t - 5 and y = t^2?
What is the cartesian equation obtained by eliminating t from the equations x = t - 5 and y = t^2?
- x = (y + 5)^2
- x = (y - 5)^2
- y = (x - 5)^2
- y = (x + 5)^2 (correct)
If a matrix A has no inverse, what is the condition its determinant needs to satisfy?
If a matrix A has no inverse, what is the condition its determinant needs to satisfy?
- Determinant must be negative
- Determinant must be positive
- Determinant must be zero (correct)
- Determinant must be equal to 1
For which of the following values of x does the matrix A = [[2, 1], [x, 3]] have no inverse?
For which of the following values of x does the matrix A = [[2, 1], [x, 3]] have no inverse?
What is the value of the derivative of the function y = 2x^2 - 4x + 3 at the point x = 2?
What is the value of the derivative of the function y = 2x^2 - 4x + 3 at the point x = 2?
In the expression (tan45° + tan60°)/(1 - tan45°tan60°), what is the value of the expression?
In the expression (tan45° + tan60°)/(1 - tan45°tan60°), what is the value of the expression?
What is the cartesian equation obtained by eliminating t from the equations x = t^2 and y = 2t - 3?
What is the cartesian equation obtained by eliminating t from the equations x = t^2 and y = 2t - 3?
Find the equation of the tangent line to the curve y = 2x^2 - 4x + 3 at the point x = 2.
Find the equation of the tangent line to the curve y = 2x^2 - 4x + 3 at the point x = 2.
Express the number 15 as the difference of two squares.
Express the number 15 as the difference of two squares.
What is the value of the expression: x^3 - 2x^2 + 3x when x = 3?
What is the value of the expression: x^3 - 2x^2 + 3x when x = 3?
Which of the following points lies on the curve represented by the equation x^2/9 + y^2/16 > 1?
Which of the following points lies on the curve represented by the equation x^2/9 + y^2/16 > 1?
What is the value of (\sqrt{3} * \sqrt{5}) based on the binary operation defined by (a * b = a^2 + b^2 - 2ab)?
What is the value of (\sqrt{3} * \sqrt{5}) based on the binary operation defined by (a * b = a^2 + b^2 - 2ab)?
Which of the following expressions represents the difference of two squares for the number 21?
Which of the following expressions represents the difference of two squares for the number 21?
Which of the following lines is perpendicular to the line represented by (x = 5 - 4y)?
Which of the following lines is perpendicular to the line represented by (x = 5 - 4y)?
What is the value of (cos(2A)) if (sin(2A) = \frac{1}{2})?
What is the value of (cos(2A)) if (sin(2A) = \frac{1}{2})?
Which of the following pairs of equations represents perpendicular lines?
Which of the following pairs of equations represents perpendicular lines?
What is the value of (cos(A + B)) if (cos(A) = \frac{3}{5}) and (sin(B) = \frac{12}{13}) and both angles A and B are in the first quadrant?
What is the value of (cos(A + B)) if (cos(A) = \frac{3}{5}) and (sin(B) = \frac{12}{13}) and both angles A and B are in the first quadrant?
Which of the following statements is true about the lines with equations (x + 2y = -5) and (2x + y = 5)?
Which of the following statements is true about the lines with equations (x + 2y = -5) and (2x + y = 5)?
Flashcards
Even Product Rule
Even Product Rule
If the product of two integers is even, then at least one is even.
Odd Product Rule
Odd Product Rule
If the product of two integers is odd, then both integers must be odd.
Odd Sum Rule
Odd Sum Rule
If the sum of two integers is odd, then exactly one of them is odd.
Even Difference Rule
Even Difference Rule
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Rational Function Range
Rational Function Range
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Tangent Line Equation
Tangent Line Equation
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Angle Between Vectors
Angle Between Vectors
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Matrix Inverse
Matrix Inverse
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Kite
Kite
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Perpendicular lines
Perpendicular lines
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Parallel lines
Parallel lines
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Cosine addition formula
Cosine addition formula
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Intercepts of a line
Intercepts of a line
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Sum of a linear series
Sum of a linear series
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Matrix Determinant
Matrix Determinant
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Binary operation
Binary operation
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Evaluating expressions
Evaluating expressions
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Inverse Matrix
Inverse Matrix
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Inequality Solution
Inequality Solution
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Eliminating Parameter
Eliminating Parameter
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Finding n in 125n = 14810
Finding n in 125n = 14810
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Evaluating Tan Expression
Evaluating Tan Expression
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No Inverse Condition
No Inverse Condition
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Exact Square and Cube
Exact Square and Cube
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Study Notes
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