Find the sum of the first 31 terms of an arithmetic sequence with 18th term of  and a common difference of .

Fill in the blank(s) with the appropriate word(s).


271.25

Mathematics

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Solve the problem by integration.Find the first-quadrant area bounded by  and x = 3.

A. 2 ln 
B. 4 ln 
C. 4 ln 
D. 4 ln 64

Mathematics

Determine the most probable next term in the sequence.5, 12, 19, 26, 33

A. 39 B. 47 C. 38 D. 40

Mathematics

Evaluate the expression for the given values.  x = 9, y = 6

A.  
B. 24 
C.
D. 3 

Mathematics

Estimate the value as a whole number or as a mixed numeral where the fractional part is . ? 

A.
B. 1
C. 0
D. 1

Mathematics