A geometric sequence is given. Find the common ratio and write out the first four terms.{sn} = {6n}
A. r = 6; s1 = 6, s2 = 12, s3 = 18, s4 = 24
B. r = 6n; s1 = 6, s2 = 36, s3 = 216, s4 = 1296
C. r = 6; s1 = 6, s2 = 36, s3 = 216, s4 = 1296
D. r = 6n; s1 = 6, s2 = 12, s3 = 18, s4 = 24
Answer: C
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Suppose 
. Let 
be the piecewise-defined function 
align="middle" style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_70d1f851215d4c3196bc6f9d5" /> if 
, and 
if 
. What is the value of 
)?
?
A. 682
B. 83
C. 310
D. 41
Use the pictograph to answer the question.This pictograph shows projected sales of compact disks (CDs) for a popular rock band for seven consecutive years. 
? = 100,000 CDsWhat is the total projected sales of CDs for all seven years?
A. 4,200,000 B. 4,000,000 C. 1,000,000 D. 4,400,000
Express the sum or difference as a product.cos 75?- cos 15?
A. - 
B. 
C. - 
D. 
Solve.Let log b A = 2.493 and log b B = 0.174. Find log b AB.
A. 2.667 B. 0.434 C. 14.328 D. 2.319