?Find the characteristic equation of the matrix 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: B
Mathematics
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Solve.A certain store has a fax machine available for use by its customers. The store charges $2.10 to send the first page and $0.60 for each subsequent page. Use an inequality to find the maximum number of pages that can be faxed for $6.90
A. at most 50 pages B. at most 9 pages C. at most 3 pages D. at most 12 pages
Mathematics
Find the indicated sum. Find the sum of the first 9 terms of the geometric sequence: 
, 
, 
, 
, 
, . . .
A. 
B. 
C. 
D. 
Mathematics
Find the indicated angle.Find the supplement of 58°.
A. 302° B. 32° C. 122° D. 212°
Mathematics
Solve the equation.
- 
= 1
A. - 7
B. 
C. 11
D. 21
Mathematics