Solve the problem.Using a phone card to make a long distance call costs a flat fee of $0.39 plus $0.32 per minute starting with the first minute. Find a linear function f(x) = mx + b whose input is the number of minutes for a call and whose output is the corresponding cost for the call.
A. f(x) = 0.39x
B. f(x) = 0.32x
C. f(x) = 0.39x + 0.32
D. f(x) = 0.32x + 0.39
Answer: D
Mathematics
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Mathematics
In the circuit below, Vin = 7 V, R = 250 ê, xC = 1000 ê, and C = 90 pF. Find the bandwidth.
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c. 450 KHz
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Mathematics
Provide an appropriate response.In oblique triangle ABC, find the area, given the indicated parts. Round to tenths. Side a = 3, side c = 2, and angle B = 110°.
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Mathematics