117 Answered Questions for the topic Linear

Linear Algebra Matrix

09/14/14

Determine the value of h such that the matrix is the augmented matrix of a consistent linear system.

   8   -6   h -24   18  3   h=?
Linear Algebra Matrix

09/14/14

Solve the system

4  1  -3 8  2  -6   x1= x2=  
Linear Algebra Matrix

09/11/14

Solve the system

x1+x2=-4 x2+x3=-4 x3+x4=4 x1+x4=4    

09/11/14

Solve the system by finding the reduced row-echelon form of the augmented matrix.

Solve the system by finding the reduced row-echelon form of the augmented matrix.x+2y-4z=-4 -x-y+3z=2 x+3y-5z=-6 How many solutions are there to this system?

09/11/14

Reduce the matrix to reduced row-echelon form

-3 1 -3 21  2  3  3 -6 2  0 -3 3
Linear Algebra System

09/11/14

Solve the system

Solve the system  4x1+x2=-3 8x1+2x2=-6 x1= x2=

Solve the system by finding the reduced row-echelon form of the augmented matrix.

x+2y-4z=-4 -x-y+3z=z x+3y-5z=-6   How many solutions are there to this system?

09/10/14

Reduce the matrix to reduced row-echelon row

-3  1  -3  21  2  3   3  -6  2  0  -3  3  

Differential Equations circuit homework problem

Attached is the problem from my text book. I'm confused about what I'm actually solving and how to use what I know. I know that Current for the inductor is given by the equation di/dt = v/L and the... more

06/05/14

Use linear approximation to estimate the amount of paint

Use linear approximation to estimate the amount of paint in cubic centimetres needed to apply a coat of paint 0.010000cm thick to a hemispherical dome with a diameter of 60.000 meters. 

06/04/14

Using linear approximation find A and B

The linear approximation at x=0 to √(8+8x) is A+Bx where A is?  and B is?
Linear Approximation

06/02/14

Estimate the amount of paint in cubic centimeters

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.010000 cm thick to a hemispherical dome with a diameter of 60.000 meters.

03/26/14

Solve using any method

Y=2X-6 3X+Y=4

2x + y = 8. x + y = 4. The lines whose equations are given intersect at.

A) (4, 0)   B) (0, 4)   C) all points on the line

Input the equation of the given line in Standard form.

The line including (3, 1)and (-2, 3).
Linear Maths

04/06/13

graph d=1.5+0.8t

show axial intercepts and any turning points how would I do this? Plug in a number for t or? and how would I find x and y and graph it

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