Evaluate x to four significant digits.
ln x = –1.422
A) 0.2412 B) 0.2766 C) 0.3644 D) 0.4568
A) 0.2412
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Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = sin 3yi + cos 9xj; C is the rectangle with vertices at (0, 0), 
, 
, and 
A. 0
B. 
?
C. - 
?
D. - 
?
Find the volume. Use ? ? 3.14. Round to the nearest tenth when necessary.a rectangular solid with width = 3.2 yd, length = 9 yd, height = 6 yd
A. 172.8 yd3 B. 259.2 yd3 C. 61.4 yd3 D. 324 yd3
Solve the problem.Suppose a pyramid has a rectangular base whose width is 2 centimeters less than its length. If the height is 3 centimeters and the volume is 15 cubic centimeters, find the length of the base. 
A. 3 cm B. 2 cm C. 15 cm D. 5 cm
Simplify the expression. Write the answer with only positive exponents. Assume that all variables represent positive real numbers.3a3/2 ? 3a-11/2
A. 3a-8
B. 
C. 
D. 