9th Mathematics Chapter8 Linear graphs and their application
| Sr # | Questions | A | B | C | D |
|---|---|---|---|---|---|
| 1 | If two lines are parallel, what can be said about their slopes? | They are equal | They are perpendicular | They are negative reciprocals | They have opposite slopes | 2 | Which of the following is the slope-intercept form of the equation of a line? | Ax + By = C | y = mx + c | x = y + b | y = x + b | 3 | What is the slope of a horizontal line? | 0 | 1 | Undefined | Infinite | 4 | What is the solution to the system of equations y = 2x + 1 and y = -x + 3? | (1, 3) | (2, 5) | (-1, 2) | (0, 1) | 5 | In the equation 2x – 3y = 6, what is the slope? | 2/3 | 3/2 | -3/2 | -2/3 | 6 | In the equation y = 2x – 1, what is the slope? | 2 | -2 | 1/2 | -1/2 | 7 | What is the x-coordinate of the point of intersection for the equations y = 2x – 1 and y = x + 3? | -2 | 2 | 1 | -1 | 8 | What is the slope of a vertical line? | 0 | 1 | Undefined | Infinite | 9 | In the equation y = mx + c, what does ‘m’ represent? | Slope | Y-intercept | X-intercept | Constant | 10 | What is the y-intercept of the line represented by the equation y = 3x + 2? | 3 | 2 | -2 | 0 | 11 | What is the solution to the inequality 2x + 3 < 7? | x < 2 | x > 2 | x < 4 | x > 4 | 12 | What is the solution to the equation 4x – 7 = 5x + 2? | x = -9 | x = 9 | x = -2 | x = 2 |