Find dy for the given values of x and dx.y = 5x2 - 2x + 3; x = 2, dx = - 
A. 6
B. 3
C. -3
D. -6
Answer: C
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Use a graphing calculator to solve the equation. Round your answer to two decimal places.ln(3x) = -x + 3
A. {1.50} B. {4.5} C. {0.15} D. {3.15}
Solve the problem.Consider the generic weighted voting system {q: w1, w2, w3, w4, w5}. Suppose that the winning coalitions are 
and 
Find the Banzhaf power distribution.
A. P1: 
, P2: 
, P3: 
, P4: 
, P5: 
B. P1: 
, P2: 
, P3: 
, P4: 
, P5: 
C. P1: 
, P2: 
, P3: 
, P4: 
, P5: 
D. P1: 
, P2: 
, P3: 
, P4: 0, P5: 0
E. none of these
Solve the problem.The perimeter of a rectangle is 48 m. If the width were doubled and the length were increased by 5 m, the perimeter would be 68 m. What are the length and width of the rectangle?
A. width 12, length 12 B. width 7, length 12 C. width 19, length 5 D. width 5, length 19
Simplify.
A. 4 B. -4 C. 2 D. -2