Simplify the expression.
?
?
A. 
B. 
C. 0
D. 
E. 
Answer: B
Mathematics
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Perform the indicated operations. Leave the result in polar form.[3(cos 40° + j sin 40°)]4
A. 81(cos 404° + j sin 404°) B. 7(cos 160° + j sin 160°) C. 12(cos 160° + j sin 160°) D. 81(cos 160° + j sin 160°)
Mathematics
Find the slope of the line through the points.(9, 6) and (-1, -9)
A. 
B. - 
C. - 
D. 
Mathematics
Graph.y = 
+ 3
A. 
B. 
C. 
D. 
Mathematics
Find the requested composition or operation.f(x) = 4x2 + 6x + 4, g(x) = 6x - 5Find (g ? f)(x).
A. 4x2 + 6x - 1 B. 24x2 + 36x + 29 C. 24x2 + 36x + 19 D. 4x2 + 36x + 19
Mathematics