Find the circumference of the circle. Use 3.14 or 
for ? as indicated.Find the circumference. Round the answer to the nearest tenth of a unit.
A. 125.6 ft
B. 251.2 ft
C. 62.8 ft
D. 1256.0 ft
Answer: A
Mathematics
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Let f(x, y) = x + 3xy - 7x - 8. Find f(2h, 3k).
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Solve the problem.A certain capacitor is measured to have a voltage of 82 V across it. At this instant a current as a function of time given by i = 0.03
is sent through the circuit. After 1 second, the voltage is measured to be 92 V. What is the capacitance?
A. 2.00 × 10-2 F B. 2.00 × 10-5 F C. 2.00 × 10-3 F D. 6.00 × 10-4 F
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Write an equation in slope-intercept form for the line shown.
A. y = -x - 1 B. y = x - 1 C. y = x + 1 D. y = -x + 1
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Solve the equation.
- 
= 
A. {6} B. {2} C. {-2} D. ?
Mathematics