1,954 Answered Questions for the topic linear algebra

Linear Algebra Linear Equations

03/14/21

Linear Algebra and Linear Equation

A group of 14 people spent P560.00 for admission tickets to a certain show. Gate A charges P50.00 for adults, P30.00 for students and P20.00 for children. If the same people could have entered... more
Linear Algebra

03/13/21

Find the coordinate vector of w relative to the basis S={u1,u2} for R^2

u1= (12,-12)u2= (4,4)w= (72,0)
Linear Algebra

03/13/21

Find the coordinate vector of w relative to the basis S = (u1,u2) for R^2.

Let u1=(3,-4), u2=(5,8), w=(1,1)
Linear Algebra Math Calculus Geometry

03/13/21

Use the figure to sketch a graph of the specified vector.

v + 1/2ugraph of: v + 1/2u _____________________________________________________________________________top left: a, top right: b, bottom left: c, bottom right: d
Linear Algebra Math Calculus Geometry

03/13/21

Find the vector v with the given magnitude and the same direction as u.

Magnitude: ||v|| = 15Direction: u = 4i - 5jv = _______
Linear Algebra Math Calculus Geometry

03/13/21

Find the component form and the magnitude of the vector v.

Initial Point: (5/2, -1)Terminal Point: (2, 2/5)v = ______||v|| = _____
Linear Algebra Math Geometry Precalculus

03/13/21

Compute the following, then sketch each resultant vector.

u = <7,3>, v = <-4,0>(a) u+v = _____top left: a, top right: b, bottom left: c, bottom right: d (b) u-v = ______top left: a, top right: b, bottom left: c, bottom right:... more
Linear Algebra Math Geometry Precalculus

03/13/21

The initial and terminal points of a vector are given. Write the vector as a linear combination of the standard unit vectors i and j.

Initial Point: (-1, -5)Terminal Point: (2,3)= _______
Linear Algebra Linear Equations

03/13/21

Linear Algebra Problem Solving

A class of 32 students was made up of people who were all 18, 19 and 20 years old. The average of their ages was 18.5. How many of each age bracket were in the class if the number of 18-year-olds... more
Linear Algebra Linear Equations

03/13/21

Linear Algebra Problem Solving

A group of 14 people spent P560.00 for admission tickets to a certain show. Gate A charges P50.00 for adults, P30.00 for students and P20.00 for children. If the same people could have entered... more
Linear Algebra Math Algebra 1 Algebra 2

03/12/21

I need help with these equations before midnight! Must show work, thank you!

What is the solution of (x+4)^2/3 = 16---------------------------------------------------------The radius r of a circle with area A is given by r=(A/p)^1/2 What is the radius of a circular pool... more
Linear Algebra Algebra 1 Algebra 2 Geometry

03/12/21

I am new to wyzant and I need actual help very quickly please

1.) The voltage V across a capacitor at time t seconds is given byIdentify the voltage across the capacitor at 8 seconds to the nearest hundredth.A.) 5.49 VB.) 4.39 VC.) 6.20 VD.) 6.69 V2.)... more
Linear Algebra Math Algebra 1 Algebra 2

03/12/21

um I need assistance ASAP please please please!

1.) The voltage V across a capacitor at time t seconds is given byIdentify the voltage across the capacitor at 8 seconds to the nearest hundredth.A.) 5.49 VB.) 4.39 VC.) 6.20 VD.) 6.69 V2.)... more
Linear Algebra Math Algebra 1 Algebra 2

03/12/21

ANSWER ASAP PLEASE

Ms. Davis has a jar with $9.84 worth of pennies and dimes. If there are four times as many dimes as pennies, how many pennies and dimes does Ms. Davis have? Show your work and use variables. Use... more
Linear Algebra

03/11/21

When a number is decreased by 40% of​ itself, the result is 60. What is the​ number?

When a number is decreased by 40% of​ itself, the result is 60. What is the​ number?
Linear Algebra Linear Equations

03/11/21

Linear Algebra (Gauss Jordan reduction)

Klein, Jillan and Jielaine assembled 741 newsletters for distribution to students. Klein could assemble 124/h, Jillan 118/hr while Jielaine 132/hr. One morning, the three volunteers worked a total... more
Linear Algebra Linear Equations

03/11/21

Linear Algebra Problem Solving

The owner of J3K invested an amount of P30 000.00 separately. The first at 6%, the second at 7% and the third at 9%. In one year, the profit was P2210.00. However, if the first amount was... more
Linear Algebra Linear Equations

03/11/21

Linear Algebra Problem Solving

Three water pipes are connected to a tank. Together, the first and second pipes can fill the tank in 20 hours. Together, the first and the third pipes can fill it in 30 hours and together, the... more
Linear Algebra

03/10/21

Appliction Problems on Systems of Equation

A baker wishes to produce three types of cookies. In addition to the other ingredients, she mixes flour, milk and nuts with the following proportions:A: 7 c flour, 5 c milk, 1 oz nutsB: 3 c flour,... more
Linear Algebra Math Algebra 1 Algebra 2

03/10/21

Hiya I’m so I am new here and I have needed help with my homework for hours and I need assistance as soon as possible please

1.) Subtract. Identify any x-values for which the expression is undefined.A.) B.) C.) D.)2.) Simplify.A.)B.) None of theseC.)D.) E.)
Linear Algebra Math Algebra 1 Algebra 2

03/10/21

Hello I am in desperate need of assistance with my homework as soon as possible please please respond please

1.) Subtract. Identify any x-values for which the expression is undefined.A.) B.) C.) D.)2.) Simplify.A.)B.) None of theseC.)D.) E.)
Linear Algebra Math Algebra 1 Algebra 2

03/10/21

Hi can I please get help with algebra homework as soon as possible please respond

1.) Subtract. Identify any x-values for which the expression is undefined.A.) B.) C.) D.)2.) Simplify.A.)B.) None of theseC.)D.) E.)

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