If r(t) = 4e3t, 2e-3t, 4te3t , find t(0), r''(0), and r'(t) · r''(t).

1.	If r(t) = 4e3t, 2e-3t, 4te3t , find t(0), r''(0), and r'(t) · r''(t).
Answer» If r(t) = 4e^3t, 2e^-3t, 4te^3t , find t(0), r''(0), and r'(t) · r''(t). Solution:

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