Find the distance d(P1, P2) between the points P1 and P2.P1 = (0.3, 0.9); P2 = (-2.3, -2.6) Round to three decimal places, if necessary.
A. 4.36
B. 30.5
C. 4.46
D. 13.788
Answer: A
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Use problem solving strategies to solve the problem.What's the easiest way to heat a pan of water for 9 minutes when you have only a 
timer and a 21-minute hour-glass timer?
A. Start the 6-min timer. When it's halfway through start heating the water. When it runs out turn it over and heat the water until it runs out again. B. Can't be done. C. Start both timers. When the 6-min one runs out, turn it over. When it runs out again, start heating the water until the 21-min timer runs out. D. Start both timers. When the 6-min timer runs out, start heating the water. Continue until the 21-min timer runs out.
To produce sales of $4,500,000, Azure Inc. uses only 80 percent of its plant capacity. Therefore, Azure can increase its sales to _____ without having to increase its plant and equipment.
A. $22,500,000 B. $3,600,000 C. $5,625,000 D. $5,400,000 E. $8,100,000
Find an equation of the line described. With slope 0, through 
A. y = 2
B. - 
x + y = 2
C. x = - 
D. - 
x + 2y = 0
Identify the equation without applying a rotation of axes.x2 + 12xy + 36y2 + 4x - 2y - 6 = 0
A. ellipse B. hyperbola C. parabola D. not a conic