Can anyone solve the following Quadratic equation by using factorising? 2xSquared - 5x - 7 = 0 Cheers
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Originally Posted by duckegg911 Can anyone solve the following Quadratic equation by using factorising? 2xSquared - 5x - 7 = 0 Cheers OR
Originally Posted by janvdl OR Many Thanks for the reply, is there any chance you can explain the steps? Cheers
Originally Posted by duckegg911 Many Thanks for the reply, is there any chance you can explain the steps? Cheers You don't know how to factorise?
Originally Posted by janvdl You don't know how to factorise? The questions are to help my son, so no i dont maths isnt my strong point im afraid
Originally Posted by duckegg911 The questions are to help my son, so no i dont maths isnt my strong point im afraid Does he know how to factorise? If he does, he simply needs to find the value of in each bracket seperately after factorising, so that one of the brackets is equal to . In other words: If we had Then for the first bracket and for the second bracket
Originally Posted by janvdl Does he know how to factorise? If he does, he simply needs to find the value of in each bracket seperately after factorising, so that one of the brackets is equal to . In other words: If we had Then for the first bracket and for the second bracket now i am confused - SORRY
Originally Posted by duckegg911 now i am confused - SORRY Is it possible for your son to sit with you and look at the explanations? If ONE of the brackets = 0 then it will satisfy the equation. Then we only need to find another value for x to get the second bracket equal to 0 too.
Originally Posted by janvdl Is it possible for your son to sit with you and look at the explanations? If ONE of the brackets = 0 then it will satisfy the equation. Then we only need to find another value for x to get the second bracket equal to 0 too. Ok thats starting to make sense now, the factorising bit.
Originally Posted by duckegg911 Ok thats starting to make sense now, the factorising bit. So is there any other part where you feel you could benefit from a bit more explaining?
Originally Posted by duckegg911 The questions are to help my son, so no i dont maths isnt my strong point im afraid Does your son have a set of class notes or tetxbook that covers factorising?
Originally Posted by janvdl So is there any other part where you feel you could benefit from a bit more explaining? is the final answer to solving this quadratic equation 2xsquared - 12x -7
Originally Posted by duckegg911 is the final answer to solving this quadratic equation 2xsquared - 12x -7 See this thread.
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