Graph the system of inequalities, and find the coordinates of the vertices.x + 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = (3x + 5y)i + (4x - 5y)j; C is the region bounded above by y = -5x2 + 9 and below by 
in the first quadrant
A. - 54 B. 12 C. - 12 D. 16
Mathematics
Solve the initial value problem.
= cot x, y(-2) = 9
A. y = -
+ 9
B. y = 
+ 9
C. y = 
+ 9
D. y = 
+ -2
Mathematics
Determine the phase shift of the function.y = 5 sin 
A. 
units to the left
B. 4? units down
C. 
units to the right
D. 5? units up
Mathematics
Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.What is 7.17 less 1.711?
A. Estimate: 5; exact: 5.459 B. Estimate: 6; exact: 6.459 C. Estimate: 5; exact: 5.469 D. Estimate: 6; exact: 6.469
Mathematics