Solve the radical equation. Check all proposed solutions.
= 2
A. x = - 3
B. x = - 1
C. no solution
D. x = 
Answer: B
Mathematics
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Reduce the fraction to simplest form.
A. 
B. - 
C. 
D. 
Mathematics
Use the unit circle to determine the value of the given expression or state that it is undefined.sin 
A. undefined B. -1 C. 1 D. 0
Mathematics
Graph the ellipse and locate the foci.16x2 + 9y2 = 144 
A. foci at (
, 0) and (-
, 0)
B. foci at (4, 0) and (-4, 0)
C. foci at (5, 0) and (-5, 0)
D. foci at (0, 
) and (0, -
)
Mathematics
Solve the problem.Jill is 17.5 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 1.5 km/hr. They meet in 5 hours. How fast is Joe walking?
A. 1.75 km/hr B. 5 km/hr C. 10 km/hr D. 2 km/hr
Mathematics