L_1 \equiv 2 x+y-3=0 and L_2 \equiv a x+b y+c=0 are two equal sides of an isosceles triangle. If L_3 \equiv x+2 y+1=0 is the third side of this triangle and (5,1) is a point on L_2=0 then \frac{b^2}{|a c|}= [TG EAPCET 9 May 2024 Shift 2]

Straight Lines and Pair of Straight Lines

Section: Mathematics

Question : 16 of 26

Marks: +1, -0

L1≡2x+y−3=0 and L2≡ax+by+c=0 are two equal sides of an isosceles triangle. If L3≡x+2y+1=0 is the third side of this triangle and (5,1) is a point on L2=0 then ‌

|ac|

[TG EAPCET 9 May 2024 Shift 2]

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121
2
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49
52
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81
49
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25
4

Validate

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