Solve the system by elimination.5 x - y = 114x + y = 16
A. (3, 4)
B. (3, 5)
C. (4, 3)
D. No solution
Answer: A
Mathematics
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Solve.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
Graph.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Find all points where the function has any relative extrema or saddle points and identify the type of relative extremum.f(x, y) = 
+ 
A. Relative minimum at (100, 100) B. Saddle point at (0, 0) C. Relative maximum at (1, 1) D. No relative extrema
Mathematics
Multiply.(5y + 2)(4y - 1)
A. 20y2 + 3y - 2 B. 9y2 + 1 C. 20y2 - 2 D. 20y2 - 13y - 2
Mathematics