Write the first four terms of the sequence.an = (-3)n
A. -1, 8, -27, 64
B. -1, -3, -9, -27
C. -3, -9, -27, -81
D. -3, 9, -27, 81
Answer: D
Mathematics
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Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.tan 55°18'
A. 1.4444834 B. 1.4447834 C. 1.4450834 D. 1.4441834
Mathematics
Use the comparison test to determine if the series converges or diverges.
A. converges B. diverges
Mathematics
Solve.The perimeter of a square is 76 units. Write and solve an equation to find the length of one side, s, of the square.
A. 4s = 76; s = 19
B. s2 = 76; s = 38
C. 
= 76; s = 19
D. 4s = 76; s = 361
Mathematics
Graph the system of inequalities.2x + 3y ? 6 x - y ? 3 x ? 1
A. 
B. 
C. 
D. 
Mathematics