Use the formula for the general term (the nth term) of an arithmetic sequence to find the indicated term of the sequence with the given first term, a1, and common difference, d.Find a140 when a1 = 18, d = 4.
A. -542
B. 574
C. 578
D. -538
Answer: B
Mathematics
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Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Solve.1 + 5p > 5
A. p < - 
B. p > - 
C. p > 
D. p < 
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A house has 1,500 square feet on the first floor and 500 square feet on the second floor. What percent of the square footage of the house is on the first floor?__________ %
Fill in the blank(s) with the appropriate word(s).
Mathematics
?Use Gaussian elimination method to solve the system of linear equations.
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?inconsistent system
Mathematics