Find the values of x such that the vectors (2x,x,9) and (6,x,3) are orthogal.


Mathematics

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Make the following length or weight conversion between the U.S. and the metric system.9 inches to centimeters (Round to the nearest hundredth.)

A. 0.75 cm B. 29.70 cm C. 3.54 cm D. 22.86 cm

Mathematics

Solve the problem.Kimberly invested  in her savings account for 7 years. When she withdrew it, she had . Interest was compounded continuously. What was the interest rate on the account?

A. 4% B. 3.9% C. 3.8% D. 4.05%

Mathematics

Graph the function. f(x) = -2x + 4

A.

B.

C.

D.

Mathematics

Set up the initial simplex tableau for the given linear programming problem.Maximize26x1?+ 16x2+ 15x3 subject to10x1?+ 11x2+ 5x3? 305x1?+ 10x2+ 3x3? 40and x1 ? 0, x2 ? 0, x3 ? 0

A. x1  x2  x3  x4  x5  M

B.

  x1 x2?  x3  x4  x5  
 
C.
  x1 x2?  x3  x4  x5  
 
D. x1  x2  x3  x4  x5  M

Mathematics