Use the figure below to find the measure of angle 3.
100°
Mathematics
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Evaluate the function.Find f(7) f
A. None of these B. 4 C. 12 D. (4, 12)
Mathematics
Solve the equation.log25 x = 
A. 
B. 
C. {5}
D. {2}
Mathematics
Factor the binomial completely.r2s2 - 1
A. (rs - 1)2 B. prime C. (rs + 1)2 D. (rs + 1)(rs - 1)
Mathematics
Solve the problem.Tickets to a ballet cost $14 if bought in advance. If bought on the date of the ballet, they cost $25. For the ballet to make a profit, the total money collected from ticket sales must be at least $390. Write an inequality to represent this situation.
A. 14x + 25y ? 390 B. 14x - 25y ? 390 C. 14x + 25y ? 390 D. 14x - 25y ? 390
Mathematics