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For what value of m does the equation (x + 4)(x + 1) = m + 3x have exactly one real solution?

 May 20, 2022
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You are trying to turn it into a perfect square.

 

x²+5x+4=3x+m

x²+2x+(4-m)=0

 

This is a perfects square if m = 3. 

 May 20, 2022

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