Let a and b represent the lengths of the legs of a right triangle and let c represent the length of the hypotenuse. Values for two of the three lengths are given. Find the third length.a = 12 and c = 15
A. 11
B. 14
C. 9
D. 8
Answer: C
Mathematics
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Find an equation for the line with the given properties.Vertical line; containing the point (8.4, -2.6)
A. x = 8.4 B. x = 0 C. x = 5.8 D. x = -2.6
Mathematics
Use a vertical shift to graph the function.y = -3 cos 
x - 2 
A. 
B. 
C. 
D. 
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Solve the inequality and express the solution set in interval notation. Graph the solution set on the real number line.8x - 5 < 9(x - 1)
A. (-?, -4)
B. (-?, 14)
C. (4, ?)
D. (-14, ?)
Mathematics
Determine whether the infinite geometric series has a limit. If a limit exists, find it.42 - 7 + 
- . . .
A. 36
B. 
C. 
D. No limit
Mathematics