Determine whether the equation represents direct, inverse, joint, or combined variation.y = 
A. Inverse
B. Combined
C. Direct
D. Joint
Answer: A
Mathematics
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Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = xyi + xj; C is the triangle with vertices at (0, 0), (6, 0), and (0, 9)
A. - 27 B. 108 C. 0 D. 81
Mathematics
Use the change-of-base rule to find the logarithm to four decimal places.log6 0.298
A. 20.1342 B. -1.4800 C. -0.6757 D. -0.5258
Mathematics
Solve the system.3x - 2y - 10 = 06x + y - 25 = 0
A. 
B. 
C. 
D. ?
Mathematics
A geometric sequence is given. Find the common ratio and write out the first four terms.{sn} = 
A. an = 6 
n-1
r = 
; s1 = 6, s2 = 
, s3 = 
, s4 = 
B. an = 
(6)n-1
r = 
; s1 = 6, s2 = 12, s3 = 24, s4 = 48
C. an = 6 
n-1
r = 
; s1 = 6, s2 = 3, s3 = 
, s4 = 
D. an = 6 ? (2)n-1
r = 2; s1 = 6, s2 = 12, s3 = 24, s4 = 48
Mathematics