Perform the indicated operation. Assume that all variables represent nonnegative real numbers.
+ x
A. x(
+ 
)
B. 5
C. 5x
D. 4x
Answer: C
Mathematics
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Determine the amplitude or period as requested.Period of y = 4 cos x
A. 2?
B. ?
C. 
D. 4
Mathematics
Complete the factoring.4x2 = 4x( )
A. 16 B. 2 C. x2 D. x
Mathematics
Solve the problem.To convert a temperature from degrees Celsius to degrees Fahrenheit, you multiply the temperature in degrees Celsius by 1.8 and then add 32 to the result. Express F as a linear function of c.
A. F(c) = 1.8 + 32c
B. F(c) = 1.8c + 32
C. F(c) = 
D. F(c) = 33.8c
Mathematics
Find the nth term an of the geometric sequence.8, 16, 32, 64, 128, . . .
A. an = (8)(2n) B. an = (8)(2)n C. an = (8)(2)n-1 D. an = a1 + 2n
Mathematics