Decide whether or not the ordered pair is a solution to the equation.y = 2x; (-2, -4)
A. Yes
B. No
Answer: A
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Find the unit tangent vector T and the principal unit normal vector N. r(t) = (ln(cos t) + 3)i + 6j + (4 + t )k, -?/2 < t < ?/2
A. T = (sin t)i - (cos t)k; N = (cos t)i - (sin t)k; B. T = (-sin t)i + (cos t)k; N = (-cos t)i + (sin t)k C. T = (sin t)i + (cos t)k; N = (cos t)i - (sin t)k D. T = (-sin t)i + (cos t)k; N = (-cos t)i - (sin t)k
Find the first three nonzero terms of the Maclaurin expansion of the given function.f(x) = sin2 x
A. x2 - 
x4 + 
x6 - ...
B. x2 - 2x4 + 
x6 - ...
C. x2 + 
x4 + 
x6 - ...
D. x2 + 8x4 + 32x6 - ...
In the diagram below, angle A is in standard position. Find sin A.
?
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Determine a window that will provide a comprehensive graph of the polynomial function.y = 0.3x5 + 3x4 - 2x3 + 3x2 + 2
A. [-5000, 5000] by [-150, 150] B. [-10, 10] by [-1200, 2000] C. [-6, 6] by [-3000, 3000] D. [-20, 20] by [-5000, 8000]