If v = 5 cos x – 3 sin x, then \(\frac{d^{2} y}{d x^{2}}\) is: (1)
A. – 5 sin x – 3 cos x
B. – 5 cos x + 3 sin x
C. 3 sin x – 5 cos x
D. 3 cos x + 5 sin x
Answer:B
If v = 5 cos x – 3 sin x, then \(\frac{d^{2} y}{d x^{2}}\) is: (1)
A. – 5 sin x – 3 cos x B. – 5 cos x + 3 sin x C. 3 sin x – 5 cos x D. 3 cos x + 5 sin x