Graph the integrand and use geometry to evaluate the integral.
A. 196
B. 392
C. 28
D. 98
Answer: A
Mathematics
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Use the inverse trig functions to express the angle in terms of the indicated unknown side. 
Use one of the inverse trig functions csc-1 or sec-1 to express angle A in terms of b.
A. A = csc-1 
B. A = csc-1 
C. A = sec-1 
D. A = sec-1 
Mathematics
Find the perimeter and area of the figure. 
A. P = 12 cm, A = 66 cm2 B. P = 28 cm, A = 33 cm2 C. P = 16 cm, A = 33 cm2 D. P = 14 cm, A = 66 cm2
Mathematics
Solve the rational inequality.
? 0
A. (-?, -2) B. (-2, 0) C. (-?, ?) D. ?
Mathematics
Fill in the blank(s) using elementary row operations to form a row-equivalent matrix.
?
?
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics