Use the order of operations to evaluate each problem.
A. 7
B. 9
C. 8
D. 64
Answer: C
Mathematics
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The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = x2, x0 = 9, dx = 0.06
A. 1.0236 B. 0.0036 C. 0.0072 D. 0.0018
Mathematics
Find the torsion of the space curve.r(t) = 
i + 3tj + 
k
A. ? = 
B. ? = 
C. ? = - 
D. ? = 
Mathematics
Graph the function. Show at least one period.y = 4 sin(2?x + 2)
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.
A. - 
B. 23
C. 
D. 
Mathematics