Find the first term and the common ratio of the geometric sequence.-5, 5, -5, 5, -5, . . .
A. a1 = -5, r = 1
B. a1 = -1, r = -5
C. a1 = -1, r = 5
D. a1 = -5, r = -1
Answer: D
You might also like to view...
Determine if the series converges or diverges; if the series converges, find its sum.
A. Converges; 
B. Converges; 
C. Converges; 
D. Diverges
Find the triple scalar product (u x v) ? w of the given vectors.u = -5i - 3j + 4k; v = 4i - 8j + 8k; w = 6i - 10j - 7k
A. -1092 B. 28 C. -420 D. -876
Use division to write the rational function in the form 
where the degree of r
is less than the degree of 
. Then find the partial fraction decomposition of 
A. x3 - x2 - 2x + 2 + 
+ 
B. x3 + x2 - 2x - 2 + 
+ 
C. x3 + x2 + 2x + 2 + 
+ 
D. x3 - x2 - 2x - 2 + 
+ 
Estimate the answer by rounding as indicated.Estimate by first rounding to the nearest ten.717 รท 42
A. 21 B. 30 C. 19 D. 18