Mathematics, 13.04.2020 21:05 nuncasemeoovideo999
8. Solve this system of equations
4x − 2y + 3z = 1
x + 3y − 4z = −7
3x + y +2z = 5
Select the appropriate response:
A) x = − 1, y = 2, z = 3
B) x = − 1, y = 4, z = 4
C) x = − 3, y = 2, z = 3
D) x = − 1, y = 4, z = 3
Answers: 1
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Describe how making an ‘and’ compound sentence effects your solution set
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According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.
Answers: 1
8. Solve this system of equations
4x − 2y + 3z = 1
x + 3y − 4z = −7
3x + y +2z =...
4x − 2y + 3z = 1
x + 3y − 4z = −7
3x + y +2z =...
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