Physics, asked by chhayagunjal108, 3 months ago

पुढील उपप्रशन सोडवा.
3x2-4x-7=0 यावरून b आणि c च्या किंमती काढा.गणित भाग 1 उत्तर ​

Answers

Answered by jaswasri2006
2
  • 3x² - 4x - 7 = 0
  • 3x² - (7-3)x - 7 = 0
  • 3x² - 7x + 3x - 7 = 0
  • 3x² + 3x - 7x - 7 = 0
  • 3x(x+1) - 7(x+1) = 0
  • (x+1) (3x-7) = 0
  • Case 1
  • x + 1 = 0
  • x = -1
  • then ,
  • Case 2
  • 3x-7 = 0
  • 3x = 7
  • x = 7/3
  • Zeros are 7/3 and -1

Mark as Brainliest answer please my friend

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