Use a graphing calculator to solve the equation to the nearest tenth.5m2 + 12m + 5 = 0
A. 0.4, -2.8
B. -0.5, -1.9
C. -0.3, -0.9
D. -1.7, -3.1
Answer: B
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Solve the problem.A heat engine is a device that converts thermal energy into other forms. The thermal efficiency, e, of a heat engine is defined by 
where Qh is the heat absorbed in one cycle and Qc, the heat released into a reservoir in one cycle, is a constant. Find 
.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Find the requested asymptote(s) of the given function. f(x) = 
; Find the slant asymptote.
A. y = 6x B. y = 6x + 4 C. y = 6x + 6 D. y = 4x + 1
Use a graphing calculator to graph the function.f(x) = 
A. 
B. 
C. 
D. 
Find the length of the third side of the right triangle. Assume that c represents the length of the hypotenuse. Give an exact answer and, if appropriate, an approximation to three decimal places.a = 8, c = 17
A. b = 15 B. b = 9 C. b = 25 D. b = 225