gsophie4837 gsophie4837

17-07-2017
Mathematics

contestada

how do you find the inverse of a 2x2 matrix

Respuesta :

amirreza688 amirreza688

20-07-2017

first find the determinate
[tex] \frac{1}{determinate} \left[\begin{array}{ccc}d&-b\\-c&a\end{array}\right][/tex]
which is ad-bc
then use this to find the inverse

Answer Link

Otras preguntas

Which of the following is the area of the special trapezoid if AB = 10, CD = 10, and the height is 8. a. 40 units b. 80 units c. 400 units d. 800 units

1. Circle the following compounds that would be soluble in water. NaOH Fe2S¬ MgSO4 PbCl2 Ba(NO3)2 MgCO3

In this excerpt from Life and Times of Frederick Douglass, what information does Douglass specifically include to develop his argument that slavery is evil?

Ou want to deposit $12,000 in a bank at an interest rate of 8 percent per year. what is the future value of this money after five years?

integrate sin²2x cos²2xdx

The nickname “Desert Fox” was used for a German war hero in World War II. He was extremely skilled in warfare involving tanks and surprise attacks. His real nam

at is the significance of the title of the poem “Tattoo” by Gregg Shapiro?

What policy was intended to oppose Soviet expansion and keep communism in check? closure concentration containment constriction

The ordered pair (-10, 2) is a solution of: -2x+5y = 10. True or False?

Comic irony would most often be used to point out something _____. absurd strange ordinary metaphorical