-5t2+20t+15;3t+3

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Solution for -5t2+20t+15;3t+3 system of equations: 


  • /| 20*t-5*t^2+15 = 0| 3*t+3 = 0
  • We try to solve the equation: 3*t+3 = 0
  • 3*t+3 = 0 // - 3
  • 3*t = -3 // : 3
  • t = -3/3
  • t = -1
  • We insert the solution into one of the initial equations of our system of equations
  • We get a system of equations:
  • /| 15-1*20-5*(-1)^2 = 0| t = -1
  • 15-5*(-1)^2-20 = 0
  • 15-5*1^2-20 = 0
  • 15-5*1-20 = 0
  • 15-20-5 = 0
  • 15-25 = 0
  • -10 = 0
  • The system of equations does not have any solution

 

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