Find the center and radius of the circle.(x - 4)2 + (y - 6)2 = 25
A. (6, 4); 25
B. (4, 6); 5
C. (6, 4); 5
D. (4, 6); 25
Answer: B
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Simplify the expression.eln x + ln y
A. x+y B. ln x + ln y C. xy D. exey
Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be 
of an acre. How many lots will the land developer have in the 8 acres?
A. 
lot
B. 1
lots
C. 2
lot(s)
D. 28 lots
Choose a variable to represent one quantity. State what that quantity represents and then express the second quantity in terms of the first.Carla and Alyssa will share the $32 prize.
A. Carla's share: c; Alyssa's share: c - 32 B. Carla's share: c; Alyssa's share: 32 - c C. Carla's share: c; Alyssa's share: 32 - 2c D. Carla's share: c; Alyssa's share: c + 32
State the next elementary row operation that should be performed to put the matrix into diagonal form.
What will be an ideal response?