JEE Main 2019 Mathematics question
The equation y = sin x sin(x + 2) − sin(x + 1) represents a straight line lying in:
Answer: (D)
Solution
y = −sin1, a horizontal line below the x-axis.
The equation y = sin x sin(x + 2) − sin(x + 1) represents a straight line lying in:
y = −sin1, a horizontal line below the x-axis.