Add.
+ 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the range of the function.
y = 2 + cosx Select the correct answer. a. (–?, ?) b. (2, ?) c. (–1, 1) d. (–1, 3) e. [1, 3]
Mathematics
Write a formula for the nth term of the geometric sequence.3, -9, 27, -81, 243, . . .
A. an = 3(-3n) B. an = 3(-3)n - 1 C. an = 3(-3)n D. an = a1 - 3n
Mathematics
Express the statement as an equation involving the indicated variables.The surface area S of a cube is 6 times the square of the length x of a side.
A. S = 6x2 B. S = x2 C. S = 6 + x2 D. S = 6x
Mathematics
Perform the division.
A. 2x2 - 8 + 
B. 2x2 - 8 + 
C. 2x - 8 + 
D. 2x - 8 + 
Mathematics