Add or subtract as indicated. Write the answer in simplest form.
+ 
A. 
B. 1
C. 
D. 
Answer: A
Mathematics
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Solve the problem.The charge q (in coulombs) delivered by a current i (in amperes) is given by 
where t is the time (in seconds). A damped-out periodic wave form has current given by 
Find a formula for the charge delivered over time t.
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Find the derivative of the function.y = -3tan x - 13csc x
A. 3sec2 x + 13csc x cot x B. -3sec2 x + 13csc x cot x C. 3sec2 x - 13csc x cot x D. -3sec2 x - 13csc x cot x
Mathematics
Simplify.-
A. 
B. - 
C. -1
D. - 
Mathematics
Find the equation of the line tangent to the graph of the function at the indicated point.y = (x2 + 12)3/4 at x = 2
A. y = 
x
B. y = 
x + 11
C. y = 
x + 5
D. y = 
x + 5
Mathematics