1,963 Answered Questions for the topic linear algebra

Linear Algebra

07/22/19

Find two points on the graph of the parabola than the vertex and x-intercepts
k(x)=(x-1)2 + 5
Follows • 0
Expert Answers •1
Linear Algebra Linear Equations

07/20/19

Linear equations with one variable on both sides reducible to linear form
A two digit number is 2 more than 5 times the sum of its digits. If the digit in the tens place is 1 less than the digit in the units place, find the number.
Follows • 2
Expert Answers •1
Linear Algebra Matlab Linear Equations

07/19/19

Determine the Number of People that attended the game in Each Category Cost and the Total Revenue.
A Football stadium has 100,000 seats. In a game with full capacity people with the following ticket and associated cost attended the game: Cost:Student - 25Alumni - 50 Faculty - 75Public -... more
Follows • 2
Expert Answers •1
Linear Algebra Math Algebra 2 Algebra

07/16/19

Linear Equations : solve the system below by graphing 2x+y=4 2x+2y=2 2) Estimate the solution to the system of equations below by graphing 2x+3y=8 and 3x-5y=25
I’m having trouble solving the following:1) solve the system below by graphing.2x+y=42x+2y=22) Estimate the solution to the system of equations below by graphing 2x+3y=83x-5y=25
Follows • 1
Expert Answers •1
Linear Algebra

07/11/19

What are the ordered pairs for y=2x+5 (,-9)
Follows • 1
Expert Answers •1

07/09/19

How do I create exponential equations?
A colonial settlement started with 500 people and food sources adequate to feed 500 people. They are able to expand their resources to feed 30 additional people each year. The population is growing... more
Follows • 1
Expert Answers •1
Linear Algebra Algebra 1

07/08/19

Linear Inequality

What is the solution set called when graphing a linear inequality?
Follows • 1
Expert Answers •1
Linear Algebra Linear Equations

07/08/19

A scientist has two solutions, which she has labeled Solution A and Solution B.
A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 20% salt and Solution B is 45%salt. She wants to obtain 110 ounces... more
Follows • 1
Expert Answers •1
Linear Algebra Linear Equations

07/07/19

The Royal Fruit Company produces two types of fruit drinks.

The Royal Fruit Company produces two types of fruit drinks. The first type is 55% pure fruit juice, and the second type is 80% pure fruit juice. The company is attempting to produce a fruit drink... more
Follows • 1
Expert Answers •1
Linear Algebra

07/06/19

Help me solve this

Y varies directly as x and inversely as the square of z. Y=32 when x =36 and z=3. Find y when x =3 and z=12.
Follows • 1
Expert Answers •1
Linear Algebra

06/27/19

How do you find the equation of a line that passes through a point and is perpendicular?
Follows • 2
Expert Answers •1
Linear Algebra Linear Equations

06/27/19

Which equation is a linear equation in one variable

9 + 2 = 114x^2 - 2x = 52x+y=83x-12=4x
Follows • 1
Expert Answers •1
Linear Algebra Calculus Geometry Algebra

06/27/19

IMPOSSIBLE QUESTION!!! I have the question in the link below.
https://docs.google.com/document/d/1-7UkQpvidcO4-gMiuDlPSLCV7AUchLWHWAt2D1P2xwM
Follows • 1
Expert Answers •2
Linear Algebra

06/26/19

How do you solve the value of b on a linear equation?
Follows • 1
Expert Answers •1
Linear Algebra

06/26/19

Solving a value mixture problem using a system of linear equations
Two mechanics worked on a car. The first mechanic charged $115 per hour, and the second mechanic charged $65 per hour. The mechanics worked for a combined total of 15 hours, and together they... more
Follows • 1
Expert Answers •1
Linear Algebra Math Algebra Linear Equations

06/18/19

Write the polynomial q(x) =2x^-10x+5 as a linear combination of the polynomials p1(x) =x^2+2x-3,p2(x) =2x^2+2x+3,p3(x) =3x^2-2x+1
Write the polynomial q(x) =2x^-10x+5 as a linear combination of the polynomials p1(x) =x^2+2x-3,p2(x) =2x^2+2x+3,p3(x) =3x^2-2x+1
Follows • 1
Expert Answers •1
Linear Algebra Algebra 1 Linear Equations

06/16/19

Graphically solving a system of linear equations
Graph the system below and write its solution.y = - 1/2x - 1-x - 2y = 6
Follows • 1
Expert Answers •1
Linear Algebra Algebra 1 Algebra 2

06/16/19

solving a word problem using a system of linear equatations

Bob the trainer has two solo workout plans that he offers his clients: Plan A and Plan B. Each client does either one or the other (not both). On Friday there were 3 clients who did Plan A and 2 ... more
Follows • 1
Expert Answers •1
Linear Algebra Algebra 1 Linear Equations

06/16/19

linear equatations
A family has two cars. The first car has a fuel efficiency of 40 miles per gallon of gas and the second has a fuel efficiency of 25 miles per gallon of gas. During one particular week, the two... more
Follows • 1
Expert Answers •1
Linear Algebra Algebra 1

06/16/19

value mixture problem
The Martin family and the Barnes family each used their sprinklers last summer. The Martin family's sprinkler was used for 25 hours. The Barnes family's sprinkler was used for 40 hours. There was a... more
Follows • 2
Expert Answers •2
Linear Algebra Algebra 1 Linear Equations

06/15/19

linear function help
The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 36 minutes of calls is $19.96 , and the... more
Follows • 2
Expert Answers •2
Linear Algebra

06/15/19

find the values of a for which the system has no solutions, exactly one solution, or infinitely many solutions
Can someone please explain this to me i am really confused! it will be very helpful to write the steps for how to find the solutions (one,infinite ,none).i always know how to reduce but just get... more
Follows • 1
Expert Answers •1
Linear Algebra Math Algebra Linear Equations

06/15/19

Determine the values of a for which the system has no solutions, exactly one solution, or infinitely many solutions

Hi, i reduced this however i am stuck when it comes to finding the 3 solutions, (infinity, one , no solutions). I am confused with what do they mean with them! would appreciate it if someone can... more
Follows • 1
Expert Answers •1
Linear Algebra Vectors Applied Mathematics

06/14/19

If vector OA = 4i + 3j , OB = 6i - 2j , OC = 2i - j , find vector AB,BC and CA and deduce the lengths of the sides of the triangle ABC
Follows • 2
Expert Answers •1
Linear Algebra Math Algebra

06/14/19

i need some homework help
Solve for the equation of a line. 1. passing through points P1(7, 3), P2(2, -6).2. slope is -1/3, passing through P1(2, 3). 3. slope is -4, x intercept is -3/4. 4. slope is 2/3, y intercept is... more
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.