HARD
11th Maharashtra Board
IMPORTANT
Earn 100

By using properties of determinant prove that

 x+yy+zz+xzxy111=0

Important Questions on Determinants and Matrices

HARD
11th Maharashtra Board
IMPORTANT

Without expanding determinant show that

b+cbcb2c2c+acac2a2a+baba2b2=0

HARD
11th Maharashtra Board
IMPORTANT

Without expanding determinant show that

xaybzca2b2c2111=xyzabcbccaab

HARD
11th Maharashtra Board
IMPORTANT

Without expanding determinant show that

lmnedfuvw=nfwleumdv

HARD
11th Maharashtra Board
IMPORTANT

Without expanding determinant show that

0ab-a0c-b-c0=0

HARD
11th Maharashtra Board
IMPORTANT

Ifa111b111c=0 then show that 11-a+11-b+11-c=1

HARD
11th Maharashtra Board
IMPORTANT

Solve the following linear equations by Cramer’s Rule.

2x-y+z=1,x+2y+3z=8,3x+y-4z=1

 

HARD
11th Maharashtra Board
IMPORTANT

Solve the following linear equations by Cramer’s Rule.

1x+1y=32, 1y+1z=56,1z+1x=43

 

 

HARD
11th Maharashtra Board
IMPORTANT

Solve the following linear equations by Cramer’s Rule.

2x+3y+3z=5 , x-2y+z = 4 ,3 xy2z=3