Search solve-the-equation-by-graphing-two-points

Solve the equation by graphing two points


Top Questions

1.Questions Question#1 (3-2) a) Use the inversion algorithm to invert A=[■(1&2&1@1&1&1@1&1&2)] b) Use your result in (a) to solve the system: ■(x&+2y&+z&=1@x&y&+2z&=2@x&+y&+2z&=3) Question#2 (5) (modified ...

Use your result in (a) to solve the system: ■(x&+2y&+z&=1@x&y&+2z&=2@x&+y&+2z&=3) Question#2 (5) (modified from #13 p. 102 in your book) Solve the matrix equation for X X[■(1&1&1@1&2&0)]=[■(1&1&1@3&4&2)] Question#3 (5) (modified from #9 p. 102 in your book) Let [■(a&0&b&2@0&a&3&6@0&a&b&c+2)] be the augmented matrix of a linear system. Find for what values of a,b,c the system has: (i) a unique solution (ii) a one-parameter solution (iii) a two-parameter solution iv) no solution Question#4 (7) Write the matrix A=[■(-1&1&-1@1&1&-1@1&-1&2)] as a product of elementary matrices Question#5 (3) Find the determinant by any method: |■(0&-1&0&0&1@1&1&1&3&1@1&2&3&1&2@1&-1&0&3&1@1&-1&1&0&1)| Question#6 (3-2)Given thissystem: ■(x_1&+2x_2&+x_3&=1@x_1&-〖3x〗_2&+0x_3&=2@x_1&+0x_2&+2x_3&=3) a) Use Cramer’s method to solve for x_1 only b) Solve for the other variables by any method.
View More

2.We consider a L=3m bridge modeled by a 1d bar subject to a h=1m snow load. The pressure load ...

iven by a=x0= 0m x1=1m x3=2m b=x3=3m The equation for the 1d bar bending is given by : Data : P=20.Pa, T=10000.N/m a=0., b=5. et The bar is discretized into n=4 points with a constant spacing . 1) Considering the Taylor expansion of and 2) Replacing the approximation in the bending equation, show that we have the following Discrete approximate problem where , , 3) Solve the linear system using both direct Gauss and Gauss-Jordan methods and plot the curve 4) Using numerical integration, compute the approximate
View More

3.Let R be the region bounded by the graph of y=x^4 and the line y=16. There exists a number k, ...

such that when R is revolved about the line y=k, the resulting solid has the same volume as the solid resulting when R is rotated about the x-axis. Write an equation involving integral expressions that can be used to find the value of k, and then solve for k.
View More

1.AU MAT 120 Systems of Linear Equations and Inequalities Discussion

mathematicsalgebra Physics