jade6811 jade6811
  • 12-01-2024
  • Mathematics
contestada

Let X¹, X² be the number of gallons of type A and type B industrial products purchased by a company, respectively. The variances of X¹ and X² are 1 and 2, respectively and the covariance of X¹ and X² is -1. What is Var(3X¹ - 2X²)?

Respuesta :

Otras preguntas

Would anyone be willing to edit my crime story and give feedback on how to make it match the criteria?
Solve for x. 3(x - 2) = 6x - 12 3 A) x = 2 B) x = 1 C) x = -2 D) x = -1
a novel written through letter writing is written with which point of view?
5. if m angle 5 is 119 degrees, find m angle 16. if m angle 7 is 124 degrees, find m angle 27. if m angle 6 is 5 degress, find m angle 38. if m angle 4 is 32 de
How to use bay in a sentence
Which of the following is NOT part of OSHA’s fall protection regulations? A. Assembling and using scaffolds safely. B. Guarding fall hazards properly. C. S
the compound that is used for energy reserve, insulation, an to repel water is the- a)carbohydrate b)protein c)lipid d) nucleic acid
The formula to convert °F to °C is C =5/9 (F – 32). Convert 50°C to °F. 10°F 20°F 122°F 132°F
Use breaking apart to find the product for 6x135
what are 5 ways to tell if it's a chemical change