Evaluate.-2 + 8 - 1
A. 5
B. -5
C. -9
D. 7
Answer: A
Mathematics
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Identify a technique of integration for evaluating the integral. If necessary, explain how to first simplify the integrand before applying the suggested technique of integration. You do not need to evaluate the integral.
A. Integrate by parts with u = 1-cot x, dv = csc2x dx B. Integrate by parts with u = csc2x, dv = (1 - cot x) dx C. Substitute, letting u = 1-cot x D. Substitute, letting u = csc2x
Mathematics
Change the order of integration and evaluate the integral.
A. 
?
B. 
?
C. 
?
D. 
?
Mathematics
For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = 
i + 
j + 12tk
A. a = 
T
B. a = 25T + 25N
C. a = T + 25N
D. a = 
N
Mathematics
Simplify.(x2)3
A. 
B. x5
C. 
D. x6
Mathematics