Using the concepts of graphing inequalities, determine the inequality which describes the graph.
A. y ? 3x - 2
B. y ? 3x - 2
C. y ? -3x - 2
D. y ? -3x - 2
Answer: B
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Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.8 - 
+ 
- 
+ ... + (-1)n-1 
+ ...
A. 
; 10
B. 
; 
C. 
; 
D. 
; 10
Solve.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 2 amperes when the resistance is 680 ohms. What is the current when the resistance is 354 ohms?
A. 0.96 amperes B. 3.8 amperes C. 1 amperes D. 0.26 amperes
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.
A. 64x69/20 B. 64x21/20 C. 4x21/20 D. 4x69/20
Perform the indicated operation.Let A = 
and B = 
. Find 3A + 4B.
A. 
B. 
C. 
D. 