In a series RC circuit, the voltage across the capacitor ______ the circuit current.
a. lags
b. leads
c. in-phase
a. lags
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Identify whether the equation, when graphed, will be a parabola, circle, ellipse, or hyperbola.
+ 
= 1
A. parabola B. circle C. ellipse D. hyperbola
Solve the system for x and y. Show your answer as an ordered pair, (x, y). -5x - 5y = -10 3x + 2y = 6
A. (2, 0) B. (1, 1) C. No solution D. (2, 1)
Solve the problem.The bar graph below shows the percent of income spent on leisure activities in various countries of the world. List all countries in the graph in which less than 15% of household income is spent, on average, for leisure activities.
A. China, Australia B. China, Australia, France, Germany C. Britain, Japan, USA D. China, Australia, France
Determine whether the sequence is arithmetic. If the sequence is arithmetic, determine the first term a and common difference d.2, -1, -4, -7, -10, . . .
A. Arithmetic; a = 2, d = -3 B. Not arithmetic