Use the Binomial Theorem to expand and simplify the expression.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
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For the smooth curve r(t), find the parametric equations for the line that is tangent to r at the given parameter value 
r(t) = (3 sin t)i - (8 cos 3t)j +e-7tk ; to = 0
A. x = 3t, y = -8, z = 1 - t B. x = 3t, y = 8, z = 1 + t C. x = 3, y = -8t, z = -7 + t D. x = 3t, y = -8, z = 1 - 7t
Evaluate. The differential is exact.
A. 7 B. 5 C. 1 D. 8
Find the formula for the function.Express the perimeter of a square as a function of the square's side length x.
A. p = 
B. p = 4x
C. p = 6x
D. p = x3
Solve the problem. Round approximations to an appropriate number of significant digits.A dozen bolts with single nuts weigh a total of 24 oz. A gross (twelve dozen, 
of the same bolts with double nuts weighs 336 oz. What are the individual weights of the nuts and bolts?
A. bolt = 1.67 oz, nut = 0.33 oz B. bolt = 240 oz, nut = 48 oz C. bolt = 20.0 oz, nut = 4.0 oz D. bolt = 2.3 oz, nut = 2.0 oz