Question

on comparing the ratios a1/a2 b1/b2 and c1/c2 find out whether the following pair of linear are inconsistent: x+y=7 and 9x-10y=14

Answer 1

Answer:

On comparing the ratios

a

2

a

1

,

b

2

b

1

and

c

2

c

1

, find out whether the following pair of linear equations are consistent, or inconsistent.

(i) 3x+2y=5;2x−3y=7

(ii) 2x−3y=8;4x−6y=9

(iii)

2

3

x+

3

5

y=7;9x−10y=14

(iv) 5x−3y=11;−10x+6y=−22

(v)

3

4

x+2y=8;2x+3y=12

Medium