Given the matrix 1 1 1 2 -1 0 0 0 3 1 1 4 A = Consider transforming A into an upper triangular matrix using the following methods: Gayssian elimination:

Q: If Riley purchased 15 gallons of gasoline, how many pints is that?

A:

Q: Write an equation in slope-intercept form of the line that passes through (7, 2) and (2, 12).

A: equation of line passing through two points (7,2) and (2,12)

Q: How do you find a polynomial function with given zeroes?

A:

Q: x4 +4x3- x2 + 16x – 20; zero: x = -5

A: In this question , we can break the given polynomial . As one of the root is given so we can use syn...

Q: Find the last digit of 2^2020 × 11797^2014

A:

Q: Express the number in decimal form (without exponents). 4.4 x 106 The answer is

A: Given that: 4.4x105

Q: A town's population increases at a constant rate. In 2010 the population was 56,000. By 2012 the pop...

A: topic - exponential function

Q: Write an equation in slope-intercept form of the line shown. AY 6, 4) 4 2 |(-2, 2) -4 -2 6. 6.

A: We can write the required equation as below.

Q: Find a mathematical model for the verbal statement. (Use k for the constant of proportionality.) h v...

A: we assume k to be the constant of proportionality

Q: х — 1 x2 + 8x + 15 5х —7 (x – 3)³ x + 4 x3 + 2x

A:

Q: 12. Determine which symmetries (x-axis, y-axis, origin) the following function has: a²y+ a? = 5. b. ...

A:

Q: |2x + 5| – 4 = 6 Enter the exact answers. The field below accepts a list of numbers or formulas sepa...

A: topic - absolute value function

Q: Write the system first as a vector equation and then as a matrix equation. 6x1 + X2 - 3x3 = 6 8x2 + ...

A:

Q: a. Find the slope-intercept form of the line that passes through these data points. b. Predict y whe...

A: Use linear interpolation. 

Q: 2. Determine if the function is an exponential function. f(z) = 2*

A:

Q: Sam Salverri is planning to retire in 15 years. Money can be deposited by 8% compounded quarterly. W...

A:

Q: Express the number in decimal form (without exponents). 2.4x 10 The answer is

A:

Q: 4. The flag down in an air conditioned taxi is P25.00 for the first 200 meters and the rate is P2.50...

A:

Q: f (x) = |x – 1|

A: Given: - The function is, f(x)=x-1 To determine - Graph y = f(x) by hand by first plotting points to...

Q: n+1 8) n+ 2 n-8 r- 5 r+3 7n - 56n?

A:

Q: What rule of inference starts with an implication? A simplification B disjunctive syllogism Cmodus t...

A: Given:   Rule of interface start with Implication 

Q: 45. Parallel to -3x + 4y = 12, passing through (-4, – 6)

A: The line is parallel to -3x+4y=12, passing through -4,-6

Q: Express the number 0.00046 in scientific notation. ... 0.00046 = (Use scientific notation. Use the m...

A: Given 0.00046

Q: 14. If 2 +3 is a polynomial root, name another root of the polynomial, and explain how you know it m...

A: Let's find. 

Q: x + 4 x3 + 2x

A:

Q: You buy a house for $340000, and take out a 30-year mortgage at 5.5% interest. For simplicity, assum...

A: Present value= future value× rate/(1-(1+r) -n)  Where, n= number of payment r= rate of interest/ pay...

Q: find x/y x = 2-9i;y = -4+6i

A: We can find the answer as below.

Q: Solve the matrix equation Ax = b where 1 А — -3 -2 2 b = -6 -1 -4

A: This question is related to solutions of linear equation using matrix.

Q: O 8. Simplify. (a*b®) (a°b*) O a'z8

A: The given expression,      a5b6a2b2

Q: 54, find the reference angle 0'. Sketch 0 in ndard position and label 0'. 48. 0 = 309° 50. 0 = -215°

A:

Q: Refer to the diagram below and find all of the missing measures. Round answers to the nearest hundre...

A: Solution is given below:

Q: The function f is given below. Find f(x) and evaluate f(-2). 4 + 2 x - 1 f(z) = %3D f (2) = %3D f'(-...

A:

Q: Given A and b to the right, write the augmented matrix for the linear system that corresponds to the...

A: Given, Aim:To find augmented matrix which corresponds the matrix equation Ax=b

Q: u(x) %3!

A:

Q: You stuffed 91 envelopes in 35 minutes. How many can you stuff in 1.5 hours?

A:

Q: A model rocket is launched upward from an altitude of 180 feet. Its height in feet, h, after t secon...

A: Given: h(t) = -16t2 +160t +180

Q: Find the value of 4x+2 given that -5x+3=8. Simplify your answer as much as possible. 4x + 2 믐

A:

Q: 3. Answer the following questions. (a) Consider the line L that passes through the point Po(4,2, –3)...

A: a) Consider the line that passes through the point P(4,2,-3) is parallel to the vector u=2i^-j^+6k^....

Q: Let L:R' →R is linear mapping. Knowing that L(1, 3,1) = 4,L (0,1, 2)=3,L(2, - 1,0)=1 Find a) L(1, 1,...

A:

Q: 61. f (x) 3x-5 for x = -1, a r+5

A:

Q: Find a model for the Body Mass Index (BMI) of a person, given that BMI varies directly as a person's...

A:

Q: A man in a rowboat at P.5 miles from the nearest point A on a straight shore. wishes to reach to a p...

A: This problem is based on maxima minima function. After getting minima function we got the value of x...

Q: P-4 9p+ 36 6x + 24 4) 6x + 48 p+4 9. x* + 2x + 1 x* + 9x + 8 P+6 30р A) p-8 B) P+6 x+4 B) x+1 A) 1 к...

A: topic:- simplification of algebra

Q: Anyone over age fourteen must buy an adult ticket. Write an inequality.

A:

Q: Madelyn and her brother Reid are trying to decide who likes mystery novels more. On their last trip ...

A: Let ratio of two items A and B= p:q and ratio  of two items B and C= q:r  Then ratio of A and C= p:r...

Q: C+ D

A:

Q: 4 8 10 -10 -8-64-2 -2 4. -6 -10- the eavation writcę each Tine write CO 2.

A: The given line is parallel to x-axis and If a line is parallel to x- axis , it will always be at a f...

Q: Solve the following problem using synthetic division.

A: Solve the following problem using synthetic division.       x3-37x-84÷x-7

Q: Translate the following into inequalities.  The highest altitude the plane can fly safely is 10,000...

A: According to question,Given conditions,The highest altitude the plane can fly safely is 10,000 feet....

Q: Express the following in interval notation. 3. 4 < x < 19

A: