Find the value of the radical expression.-
A. -6
B. -18
C. -12
D. 18
Answer: A
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Graph the ellipse and locate the foci.
+ 
= 1 
A. foci at (3, 0) and (-3, 0)
B. foci at (0, 7) and (0, -7)
C. foci at (0, 3) and (0, -3)
D. foci at (2
, 0) and (-2
, 0)
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: none; Absolute minimum: f(1) = 2 B. Absolute maximum: f(-1) = 6; Absolute minimum: f(1) = 2 C. Absolute maximum: none; Absolute minimum: none D. Absolute maximum: f(3) = 5; Absolute minimum: f(1) = 2
Add.14.57 + 1 + 98.02 + 12.272
A. 126.862 B. 125.872 C. 125.962 D. 125.862
Solve the problem.The joint conductance, C, of three resistances R1, R2, and R3 in parallel is expressed by: 
Add and simplify the formula for C.
A. 
B. 
C. 
D. 