Mathematics
Assertion (A): (2x - 3y, 8) = (2, x + 2y)
⇒ x = 1 and y = -2
Reason (R): 2x - 3y = 2 and x + 2y = 8
Solving we get : x = 4 and y = 2
- A is true, R is false.
- A is false, R is true.
- Both A and R are true.
- Both A and R are false.
Related Questions
Assertion (A): If cosec (90° - 3A) = 1; angle A is 30°.
Reason (R):
cosec (90° - 3A) = 1
⇒ 90° - 3A = 90°
⇒ A = 0°- A is true, R is false.
- A is false, R is true.
- Both A and R are true.
- Both A and R are false.
Assertion (A): The slope of line x - y = 8 is - 1.
Reason (R):
x - y = 8
⇒ y = x - 8
∴ Slope = coefficient of x = 1- A is true, R is false.
- A is false, R is true.
- Both A and R are true.
- Both A and R are false.
Assertion (A): y + 5 = 0 is the equation of line parallel to x-axis and at a distance of 5 units in negative direction from it.
Reason (R): All points on the line y = a, the value of abscissa (x-coordinate) = a.
- A is true, R is false.
- A is false, R is true.
- Both A and R are true.
- Both A and R are false.