Simplify the expression.j10
A. j
B. -j
C. 1
D. -1
Answer: D
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Match the equation with the surface it defines.
+ 
+ 
= 1 
A. Figure 3 B. Figure 2 C. Figure 1 D. Figure 4
Solve the problem.Following the manufacturer's instructions, Kay emptied her car's radiator, poured in 
liter of cleaning agent, waited an hour, drained 
liter of the cleaning agent, and finally added 
liter of plain water. How many liters of fluid (water and cleaning agent) were in the radiator at the end of the procedure?
A. 
liter(s)
B. 
liter(s)
C. 
liter(s)
D. 
liter
Discuss the equation and graph it.r = 
A. hyperbola, directrix perpendicular to
the polar axis 
unit right of the pole
vertices (
, 0), (- 
, ?)
B. ellipse, directrix parallel to
the polar axis 
unit below the pole
vertices (
, 
), (
, 
)
C. hyperbola; directrix parallel to
the polar axis 
unit above the pole
vertices (
, 
), (- 
, 
)
D. ellipse, directrix perpendicular to
the polar axis 
unit left of the pole
vertices (
, 0), (
, ?)
Write the logarithmic equation as an exponential equation.ln M = 2
A. e2 = M B. eM = 2 C. M2 = e D. 2e = M