Let f (x) = 2x + 1, g(x) = 3x - 2. Find the function. ( f - g ) (x)
a. 
b. 
c. 
d. 
e. none of the above
b.
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Solve the problem.An electron beam is deflected in a back-and-forth pattern by a time-periodic voltage, V(t), according to
where t = 0 marks a reference point in time that is not necessarily the beginning of oscillation.Find ao (if it is not zero), two nonzero cosine terms (if they exist), and two nonzero sine terms (if they exist) of the Fourier series for the time-dependent voltage.
A. V(t) = 
- 
B. V(t) = ? - 
C. V(t) = 
- 
D. V(t) = ? - 
Solve the equation.14(9x - 9) = 3x - 4
A. 
B. 
C. - 
D. 
Solve the problem.Every Sunday, Jarod buys a loaf of fresh bread for his family from the corner bakery for $2.00. The local department store has a sale on breadmakers for $97. If the bread-making supplies cost $0.71 per week, for how many weeks would Jarod have to bake a loaf of bread at home before the breadmaker starts saving him money?
A. At least 76 weeks B. At least 75 weeks C. At least 77 weeks D. At least 78 weeks
Decide whether or not the equation defines y as a function of x.
= x2 + 4 (Hint: Let x = 0.)
A. No B. Yes