Solve the problem.The area of the rectangle is (x2 - 9x + 20) square inches, and its width is (x - 4) inches. Find its length. 
A. x + 4
B. x - 5
C. 5 - x
D. x + 5
Answer: B
Mathematics
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Find the nth term of the geometric sequence.
, 
, 
, . . . ; n = 11
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Matthew has saved a total of $28,000, of which $5600 is invested in the stock market. What percent of his total savings is invested in the stock market?
A. 15% B. 25% C. 30% D. 20%
Mathematics
Determine whether the sequence is arithmetic. If the sequence is arithmetic, determine the first term a and common difference d.2, -3, -8, -13, -18, . . .
A. Arithmetic; a = 2, d = -5 B. Not arithmetic
Mathematics
Find a so that the statement is true.
a = __________
Fill in the blank(s) with the appropriate word(s).
Mathematics