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For (2x+3y=d) and (14x+21y=28) to have no solution, what condition is required on (d)?
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Answer and explanation
Correct answer: (d\neq4)
The coefficient ratio is (\frac{1}{7}). For no solution, (\frac{d}{28}\neq\frac{1}{7}), so (d\neq4).
Frequently asked questions
What is the correct answer to this question?
(d\neq4)
Why is this the correct answer?
The coefficient ratio is (\frac{1}{7}). For no solution, (\frac{d}{28}\neq\frac{1}{7}), so (d\neq4).
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Pair of Linear Equations in Two Variables. Topic: Conditions for solvability.
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