Usama007 Usama007
  • 01-08-2016
  • Mathematics
contestada

2x+ky=7 and 4x-9y=4 find value of k if matrix of coefficients is singular

Respuesta :

caylus
caylus caylus
  • 01-08-2016
Hello,

| 2  k|
|4 -9 |=6

==>2*(-9)-4*k=0
==>k=-9/2

Answer Link

Otras preguntas

Which of the following is denied to both the national and state governments? A. provide for and supervise schools B. grant titles of nobility C. establish
How do you heal an inflamed taste bud??
Why does enzyme function as a catalyst in a reaction
Three points are coplanar. always sometimes never
¿cuáles? is the plural form of the interrogative pronoun ¿cuál?
Name the type of subunits that form amylase
Verify the identity. cot^2x/ cscx-1 = 1+sinx/sinx
In a parliamentary system of government, what official is the equivalent to the President of the United States? A. King B. Queen C. Prime Minister D. Secretary
Which areas of the us did the Spanish explore in the 1500s
what did the encyclopedia created by diderot contain