Solve the system using substitution.
A. (7, 0)
B. (0, -7)
C. (1, -8)
D. empty set; inconsistent system
Answer: B
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Solve the problem.An object has a total volume of 3 liters (which is 3000 cubic centimeters) and a mass of 2 kilograms. What is its density? Will it sink or float in water?
A. 0.67 g/cm3; sink B. 1.5 g/cm3; sink C. 1.5 g/cm3; float D. 0.67 g/cm3; float
A ball is thrown at an angle of 45° to the ground. If the ball lands 30 m away, what was the initial speed of the ball? Let g=9.82m/s.
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To answer the following question(s), refer to the Mandelbrot replacement process described by:? Start: Choose an arbitrary complex number s, called the seed of the Mandelbrot sequence. Set the seed s to be the initial term of the sequence 
? Procedure M: To find the next term in the sequence, square the preceding term and add the seed 
If we apply the Mandelbrot replacement process to the seed s = 1 + i, then s2 =
A. 3 - 3i. B. 1 + 3i. C. -1 - i. D. -7 + 7i. E. none of these
Find the slope of the line containing the pair of points.(-5, 5), (-1, 5)
A. 0 B. -4 C. 4 D. No slope