Determine the equation of the vertical asymptote for the graph of this function, and state the domain and range of this function.f(x) = log4 x + 2
A. Vertical asymptote: x = 0;
Domain: (-?, 0), Range: (-?, ?)
B. Vertical asymptote: x = 4;
Domain: (4, ?), Range: (-?, ?)
C. Vertical asymptote: x = -2;
Domain: (-2, ?), Range: (-?, ?)
D. Vertical asymptote: x = 0;
Domain: (0, ?), Range: (-?, ?)
Answer: D
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Find VR at t = 8 msec when a series RC circuit is connected to a 24 V supply. R = 10 K and C = 1 æF.
a. 8.8 V b. 10.8 V c. 12.2 V d. 15.2 V e. 17.7 V
Find an equation for the line. Write the equation in standard form.Through the origin and (-4, -7)
A. 7x - 4y = 0 B. 7x + 4y = 0 C. -4x + 7y = 0 D. -7x - 4y = 0
Perform the operation indicated. Simplify.
- 
A. 
B. 
C. 
D. 
Solve.The width of a rectangle is 6 kilometers less than twice its length. If its area is 80 square kilometers, find the dimensions of the rectangle.
A. length = 5 km, width = 4 km
B. length = 3 km, width = 
km
C. width = 8 km, length = 10 km
D. length = 8 km, width = 10 km