CBSE Class 10 Answered
Solve this by cross multiplication method-
2(ax- by)+ a+ 4b = 0
2(bx+ay) + b - 4a = 0
Asked by snehaljain870 | 07 Sep, 2019, 06:58: PM
2(ax - by) + (a + 4b) =0
2(bx + ay) + (b - 4a) =0
The above equations can be written as:
2ax – 2by + (a + 4b) = 0
2bx + 2ay + (b – 4a) = 0
using cross multiplication method as,

x y 1
– 2b a + 4b 2a – 2b
2a b – 4a 2b 2a

2(bx + ay) + (b - 4a) =0
The above equations can be written as:
2ax – 2by + (a + 4b) = 0
2bx + 2ay + (b – 4a) = 0
using cross multiplication method as,

x y 1
– 2b a + 4b 2a – 2b
2a b – 4a 2b 2a

Answered by Arun | 08 Sep, 2019, 05:06: PM
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