ax + 5y = 8 की प्रवणता -4/3 है। a का मान क्या है?

This question was previously asked in
SSC CGL Previous Paper 3 (Held On: 6 August 2017 Shift 1)
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  1. 20/3
  2. 3/20
  3. -20/3
  4. -3/20

Answer (Detailed Solution Below)

Option 1 : 20/3
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Detailed Solution

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दिया गया है: 

ax + 5y = 8

गणना:

ax + 5y = 8

⇒ y = -ax/5 + 8/5

इसकी तुलना y = mx + c के साथ करने पर, जहाँ m = प्रवणता

इसलिए, m = -a/5

प्रवणता = -a/5 = -4/3 (दिया गया है)

⇒ a/5 = 4/3

 ∴ a = 20/3

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