The first four terms of a sequence are given. Determine whether they can be terms of an arithmetic sequence, a geometric sequence, or neither. If the sequence is arithmetic find the common difference. If the sequence is geometric find the common ratio.
-s,-2s,-3s,-4s,...
arithmetic: common difference: -s
Mathematics
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Add the polynomials. Express your answer in standard form.
+ 
A. - 
x6 + 
B. - 
x2 - 
x + 
C. 
x2 + 
x + 
D. - 
x4 - 
x2 + 
Mathematics
Simplify the expression.
A. 4.333 B. 5 C. 0.5 D. 3.667
Mathematics
Solve. Round to the nearest thousandth, if necessary.5x = 22
A. {1.921} B. {4.4} C. {0.521} D. {2.482}
Mathematics
Find the derivative of y with respect to the independent variable.y =log7
A. 
(sec ? csc ? - ln 9 -1)
B. 
(cot ? - tan ? - ln 9 -1)
C. 
D. e7(cos ? - sin ? - e?9?)
Mathematics