Find the coefficient a of the term in the expansion of the binomial.
?
?
A. 2,208
B. 2,204
C. 2,206
D. 2,205
E. 2,203
Answer: D
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Solve the problem.An experimental model for a suspension bridge is built in the shape of a parabolic arch. In one section, cable runs from the top of one tower down to the roadway, just touching it there, and up again to the top of a second tower. The towers are both 16 inches tall and stand 80 inches apart. At some point along the road from the lowest point of the cable, the cable is 2.56 inches above the roadway. Find the distance between that point and the base of the nearest tower.
A. 24.2 in. B. 24 in. C. 15.8 in. D. 16.2 in.
Solve the equation.4-x =
A.
B.
C.
D. 
Solve the equation.a - 7 = -13
A. a = -6 B. a = -20 C. a = 20 D. a = 6
Determine whether the given point is in the solution set to the given system.(2, -3)2x + y = 14x + 2y = 2
A. Yes B. No