Answer: the answer is D, because when you divide 36/40 it equals to .9 which is closers 1
Step-by-step explanation:
C) f(x) = -1/2 sin x is the answer.
Answer:
If a quadratic function is not discriminating at 0, it does not have any real roots and it does not intersect the x-axis in the parabola it serves.
Step-by-step explanation:
The equation has no true solution if the discriminant is less than 0.