Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.4x + 8y = 126x + 12y = 18
A. 
B. 
C. (3 - 2y, y)
D. No solution
Answer: C
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A. 32 cosh3x B. 32 sinh3x cosh x C. 32 sinh3x D. -32 sinh3x cosh x
Find the flux of the vector field F across the surface S in the indicated direction.F(x, y, z) = 3i + 9j + 7k , S is the rectangular surface z = 0, 0 ? x ? 1, and 0 ? y ? 9, direction k
A. 27 B. 0 C. 81 D. 63
Given that p and q each represents a simple statement, write the indicated compound statement in its symbolic form.p: Spartacus is a film.q: Rambo is a film.Spartacus is a film and Rambo is a film.
A. p ? q B. p ? q C. p ? ~ q D. p ? q
Solve the problem.The position of an object moving in a straight line is given by s = t2 - 8t, where s is the distance in feet and t is the time in seconds the object has been in motion. How long (to the nearest tenth) will it take the object to move 6 feet?
A. 8.5 sec B. 1.2 sec C. 8.7 sec D. 7.0 sec