Solve the equation using the quadratic formula.7x2 + 10x + 2 = 0
A. 
B. 
C. 
D. 
Answer: C
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?Which of the following is the solution to the equation: 4(x - 9) = –4
A. ?x = 10 B. ?x = 12 C. ?x = 8 D. ?The solution to the equation x - 9 = –4 E. ?None of the above.
VR 2 = 8 V, VR1 = 9 V, and VR4 = 24 V. What is VR3 ?
a. 17 V
b. 16 V
c. 15 V
d. 7 V
e. 1 V
Solve the problem.The function f, given in the diagram below, computes the average cost of an item during year x. Evaluate f(2007).
A. 420 B. 570 C. 510 D. 460
Solve the problem.If friction is ignored, the time t (in seconds) required for a block to slide down an inclined plane is given by the formula t = 
where a is the length (in feet) of the base and g ? 32 feet per second per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with base a = 8 when 
If necessary, round the answer to the nearest tenth of a second.
A. 0.3 sec B. 1.1 sec C. 1.8 sec D. 1.3 sec