Solve the equation.(x + 5)(x + 1) = 32
A. -9, 3
B. -3, 9
C. 1, 5
D. -5, -1
Answer: A
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = (-y - ey cos x)i + (y - ey sin x)j ; C is the right lobe of the lemniscate r2 = cos 2? that lies in the first quadrant.
A. 0
B. 
C. 
D. 1
Graph the solution of the rational inequalities on a number line and write the solution in interval notation. 
? 0
A. 
? [5, ?)
B. 
? [5, ?)
C. [5, ?)
D. 
Solve the problem. Leave the answer in exponential notation.The expression 26? 64t approximates the number of bacteria after t hours. What is the initial number of bacteria, that is, the number when 
A. 0 B. 26 C. 212 D. 236
Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.2x + 5y + z = -263x - 3y - z = 213x + y + 3z = -11
A. (-3, -5, 1) B. no solution C. (1, -5, -3) D. (1, -3, -5)