Approximate 
dx; n = 4, by (a) Simpson's rule and (b) the trapezoidal rule.Enter your answers in that order as just unlabeled real numbers rounded to two decimal places, separated by a comma.
Fill in the blank(s) with the appropriate word(s).
1.11, 1.12
Mathematics
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Find a general term, an, for the given terms of the sequence.0, 2, 6, 12, 20, . . .
A. an = 2n-1 - 1 B. an = 2n - 2 C. an = 4n - 6 D. an = n2 - n
Mathematics
Write the decimal number that has the specified place values.8 hundredths, 3 tenths, 9 ones, 3 thousandths
A. 3,839 B. 0.9383 C. 3,009.38 D. 9.383
Mathematics
Simplify. Assume that all variables represent non-negative real numbers.
A. -2a2b
B. 2
C. 2ab
D. 2ab
Mathematics
Graph the linear inequality in two variables.x + y < -2
A. 
B. 
C. 
D. 
Mathematics