in Exercises 11-16, solve the system by Gaussian elimination. (See Example 4.) 12. 2x - y - z = 15 11. x+y-z= 4 3x + 2y + 42 = 17 -x+ 5y + z = 8 4x + 5y + 22 = 10 -x- 4y + 3z = -20

Q: 4. 10p-p-2

A: The given expression is : 10p2-p-2 To factorize the given expression.

Q: could please write this in on a piece of paper, so that it is easier to understand?

A:

Q: I already put .103 and it was incorrect.

A: The given z-scores are z=1.12 and z=1.9.

Q: the up numbers are all wrong it says

A: It is given that the class width is 10 and the lower limit is 30.

Q: This answer is incorrect. Can you try again?

A:

Q: Joanna was driving from Fresno to Bakersfield. Because it was a business meeting, she would be…

A: Let the distance from Fresno to Bakersfield = x miles When she left Fresno, she noted that her…

Q: What is supposed to be in place of the question mark in Step 2?

A: Step - I: f(n) = 3n2 + 2n - 1         < 3n2 + 2n          ≤ 3n2 + 2n2 for n ≥ 1            = 5n2…

Q: It was not 126. I cannot figure it out

A: We have to Find the fifth root of -32i that graphs in the fourth quadrant.

Q: 1.

A:

Q: Make up a question that has 25 -1 as its solution. Explain.

A:

Q: If the vase is filled with water with density 1000 kg/m², set up an integral representing how much…

A: Part(a):   The volume of the vase:   First find the area of the vase is :

Q: the back of a credit card shows a 3-digit card verification (CVC). The digits can be any number from…

A: Given the back of a credit card shows a 3-digit card verification (CVC). The digits can be any…

Q: There are 368 people employed at George Mason University. If 3/8 of the employees are professors,…

A:

Q: I'm very confused. I get to step 3 and i get lost. Please help.

A:

Q: question number 2

A: Given that, The random variable x is the amount of liquid dispensed varies. X~N(μ,σ=0.2) The cups…

Q: Lab 8 Activity After watching the activities described in the videos, develop a worksheet to check…

A: This is a problem related to your overall observation and focus during the lab videos activities.…

Q: . Write in terms of up and 10 9

A: Given query is to find indicated angle.

Q: t says select ONE. There's only one correct answer.

A: X has normal distribution with mean =120 and standard deviation =15.That is X has N() distribution…

Q: Can you clarify step 3 . I don't understand where you got those numbers.

A: Solution: The formulae for the combination is  nCr=n!r!×(n-r)!