Find the length and direction (when defined) of u × v.u = 4i + 3j - 4k, v = -8i - 6j + 8k
A. 
; 
(-4i - 3j + 4k)
B. 
; 
(-4i - 3j + 4k)
C. 0; -4i- 3j + 4k
D. 0; no direction
Answer: D
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Graph the function, showing all asymptotes (those that do not correspond to an axis) as dashed lines. List the x- and y-intercepts.f(x) = 
A. x-intercept: 
, y-intercept: (0, 2) ;
B. x-intercept: 
, y-intercept: (0, 2) ;
C. x-intercept: 
, y-intercept: (0, 2) ;
D. x-intercept: 
, y-intercept: (0, 2) ;
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(2, 5) 
A. constant B. decreasing C. increasing
If possible, solve each system by an algebraic method (substitution or addition method). Otherwise, state that the problem has no solution or an infinite number of solutions. 9x - 4y = 2-36x + 16y = -4
A. No solution
B. 
C. Infinite number of solutions
D. (4, 2)
Solve the problem.Use the formula P = Iekt. A bacterial culture has an initial population of 500. If its population grows to 5000 in 
what will it be at the end of 
A. 10,690 B. 11,954 C. 7924 D. 33,057