Graph the equation.x2 + y2 - 2x - 12y + 28 = 0
A. 
B. 
Answer: A
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Solve the problem.At time t, the position of a body moving along the s-axis is 
m. Find the body's acceleration each time the velocity is zero.
A. a(2) = -18 m/sec2, a(8) = 18 m/sec2 B. a(2) = 0 m/sec2, a(8) = 0 m/sec2 C. a(2) = 18 m/sec2, a(8) = -18 m/sec2 D. a(4) = 24 m/sec2, a(16) = 4 m/sec2
Solve the equation. Identify the equation as an identity, an inconsistent equation, or a conditional equation.
+ 
+ 
= 7
A. Inconsistent, ?
B. Conditional, 
C. Identity, {t
}
D. Conditional, 
A swimming pool is 15 ft by 30 ft and an average of 5 ft in depth. It takes 25 minutes longer to fill than to drain the pool. If it can be drained at a rate of 18 ft 3 /min faster than it can be filled, what is the drainage rate? Please give the answer to one decimal places. ?
A. 55.6 ft 3 /min B. 50.2 ft 3 /min C. 43.9 ft 3 /min D. 43.0 ft 3 /min E. 32.2 ft 3 /min
Solve.Last year a small company paid its sales staff $81,800 in commissions. If the commission rate was 2%, what was last year's sales total for the company?
A. $40,900 B. $4,090,000 C. $1,636,000 D. $1636