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Solve equation using factorisation method: x=3x+14x - Mathematics

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प्रश्न

Solve equation using factorisation method:

`x = (3x + 1)/(4x)`

योग

उत्तर

`x = (3x + 1)/(4x)` 

⇒ 4x2 = 3x + 1

⇒ 4x2 – 3x – 1 = 0

⇒ 4x2 – 4x + x – 1 = 0

⇒ 4x(x – 1) + 1(x – 1) = 0

⇒ (x – 1)(4x + 1) = 0

Since x – 1 = 0 or 4x + 1 = 0

Then x = 1 or x = `(-1)/4`

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अध्याय 5: Quadratic Equations - Exercise 5 (C) [पृष्ठ ५९]

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सेलिना Mathematics [English] Class 10 ICSE
अध्याय 5 Quadratic Equations
Exercise 5 (C) | Q 7 | पृष्ठ ५९
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