Simplify. Assume that all variables represent positive real numbers.
A. 5y
B. 5y2
C. 5
D. 5
Answer: A
Mathematics
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By calculating an appropriate number of terms, determine if the series converges or diverges. If it converges, find the limit L and the smallest integer N such that 
for 
otherwise indicate divergence.an = n cos 
A. L = 1, N = 28 B. L = 0, N = 28 C. L = 0, N = 37 D. diverges
Mathematics
Graph the inequality on a number line.{ x | -4 ? x < -1 }
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 3x2 - 28
A. (x2 + 7)(x2 + 4) B. (x2 + 7)(x2 + 1) C. (x2 - 7)(x2 + 4) D. Prime
Mathematics
Rationalize the denominator of the expression. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. - 
Mathematics