Determine whether the following is an expression or an equation.7n3 = -8n
A. Equation
B. Expression
Answer: A
Mathematics
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = 1 + (-1)n + (-1)n(n+1)
A. 3 B. 1 C. 0 D. Diverges
Mathematics
Find the indicated root and express the answer in standard form.Square roots of i
A. -1, 1
B. 
+ 
i, - 
- 
i
C. 
- 
i, - 
+ 
i
D. -i, i
Mathematics
Solve the application.The resevoir at the top of a water tower has the shape of a sphere with a radius of 10.1 meters. How many cubic meters of water can the reservoir hold? Use 3.14 for ? to approximate the answer to two decimal places if necessary.
A. 320.31 ft3 B. 427.08 ft3 C. 4313.53 ft3 D. 3235.15 ft3
Mathematics
Solve the equation.7x - 1 - 9x - 3 = 5x - 7x - 7
A. 0 B. -288 C. all real numbers D. no solution
Mathematics