Use an equation to solve the problem.
?
One-third of the movie audience left the theater in disgust. If 65 angry patrons walked out, how many were there originally?
?
A. 195
B. 207
C. 222
D. 230
E. 154
Answer: A
Mathematics
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Solve the given system of equations algebraically.x2 + y2 = 164x2 - y2 = 36
A. x = 10, y = 8; x = 8, y = 10; x = -10, y = -8; x = -8, y = -10 B. x = -10, y = -8; x = -8, y = -10 C. x = 10, y = -8; x = 10, y = 8 D. x = 10, y = 8; x = -10, y = 8; x = 10, y = -8; x = -10, y = -8
Mathematics
Evaluate the line integral along the curve C.
ds, C is the curve r(t) = (10 sin 
t)i + (10 cos 
t)j + 12tk, 2 ? t ? 4
A. 
B. 
C. - 
D. 
Mathematics
Write the product as a sum or difference of trigonometric functions.2 cos 8x cos 2x
A. cos 6x - cos 10x
B. 
(cos 10x + cos 6x)
C. cos 10x + cos 6x
D. sin 10x + sin 6x
Mathematics
Find the distance d(P1, P2) between the points P1and P2.P1 = (-4
, 3); P2 = (-3
, 6)
A. 3 B. 8 C. 4 D. 16
Mathematics