Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 1
D. 
Answer: A
Mathematics
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Write the equation of a sine function that has the given characteristics.Amplitude: 2Period: 5?Phase Shift: - 
A. y = 2 sin 
B. y = 2 sin 
C. y = 2 sin 
D. y = 2 sin 
Mathematics
Solve the problem. Round approximations to the nearest cent.Kendal Cole scored 75 and 78 on his first two business math tests. Find the minimum score he must get on his third test to have an average of 80 in the course.
A. 87 B. 85 C. 77 D. 79
Mathematics
Identify the terms in the given expression.13 - 4ab - 8b
A. 13, 4, 8 B. 13, -4ab, -8b C. 13, 4ab, 8b D. -13, -4, a, b, -8b
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Calculate the limit algebraically.
?
?
A. -2.4 B. -0.4 C. 10 D. -2 E. 2.4
Mathematics