Evaluate the given binomial coefficient.
A. 1
B. 7!
C. 7
D. 
Answer: C
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Use the quadratic formula to find any x-intercepts on the graph of the equation.y = x2 - 2x + 10
A. 
B. 
C. 2 ± 3
D. None
Decide whether the statement makes sense. Explain your reasoning.Our state has 6 districts and 180,000 Democrats. I figure that roughly 30,000 Democrats live in each district.
What will be an ideal response?
Solve the problem.A balloon (in the shape of a sphere) is being inflated. The radius is increasing at a rate of 4 cm per second. Find a function, r(t), for the radius in terms of t. Find a function, V(r), for the volume of the balloon in terms of r. Find (V ? r)(t).
A. (V ? r)(t) = 
B. (V ? r)(t) = 
C. (V ? r)(t) = 
D. (V ? r)(t) = 
Solve the system of equations. If the system is inconsistent or has dependent equations, say so. x - y + 8z = -107 x + 2y = 212x + y + 8z = -80
A. {(5, 8, -13)} B. {(x, y, z)|2x + y + 8z = -80}; dependent equations C. {(5, 8, 0)} D. ?; inconsistent system