Podcast
Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App
Questions and Answers
What is the sum of the first 10 positive integers?
What is the sum of the first 10 positive integers?
- $55$
- $50$
- $60$
- $45$ (correct)
Which equation represents the line with a slope of $3$ that passes through the point $(2, 1)$?
Which equation represents the line with a slope of $3$ that passes through the point $(2, 1)$?
- $y = 3x + 1$
- $y + 1 = 3(x + 2)$
- $y - 1 = 3(x - 2)$ (correct)
- $y - 1 = 2(x - 2)$
What is the value of $x$ in the equation $2x - 3 = 5x + 6$?
What is the value of $x$ in the equation $2x - 3 = 5x + 6$?
- $9$
- $-3$ (correct)
- $3$
- $-9$
What is the determinant of the matrix $\begin{bmatrix} 4 & 2 \ 3 & 1 \end{bmatrix}$?
What is the determinant of the matrix $\begin{bmatrix} 4 & 2 \ 3 & 1 \end{bmatrix}$?
Signup and view all the answers
Which of the following expressions is equivalent to $\sqrt{50} + \sqrt{18}$?
Which of the following expressions is equivalent to $\sqrt{50} + \sqrt{18}$?
Signup and view all the answers
Flashcards are hidden until you start studying
Study Notes
Sum of Integers
- The sum of the first 10 positive integers is 55.
Linear Equation
- The equation representing the line with a slope of 3 passing through the point (2, 1) is y = 3x - 5.
Solving for x
- The value of x in the equation 2x - 3 = 5x + 6 is x = -3.
Matrix Determinant
- The determinant of the matrix $\begin{bmatrix} 4 & 2 \ 3 & 1 \end{bmatrix}$ is -2.
Simplifying Radicals
- The expression $\sqrt{50} + \sqrt{18}$ is equivalent to $7\sqrt{2}$.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
