Solve the problem.Find the equation of a circle in standard form that is tangent to the line x = -3 at (-3, 5) and also tangent to the line x = 9.
A. (x + 3)2 + (y + 5)2 = 36
B. (x - 3)2 + (y + 5)2 = 36
C. (x + 3)2 + (y - 5)2 = 36
D. (x - 3)2 + (y - 5)2 = 36
Answer: D
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Calculate the direction of 
and the midpoint of line segment P1P2. P1(-8, -5, -8) and P2(-4, -8, -13)
A. 
i - 
j - 
k; 
B. 
i + 
j + 
k; 
C. 
i + 
j + 
k; 
D. 
i - 
j - 
k; 
Provide an appropriate response.A tool and die maker earns $1,625 monthly. What is the annual salary?
A. $16,250 B. $3264 C. $84,500 D. $19,500 E. none of the above
Graph the fraction on a number line.
A. 
B. 
C. 
D. 
Solve the problem. Round to the nearest tenth, if necessary.If an object is propelled upward from ground level with an initial velocity of 90.2 feet per second, its height h in feet t seconds later is given by the equation 
After how many seconds does the object hit the ground?
A. 2.8 sec B. 11.3 sec C. 0.2 sec D. 5.6 sec