Problem

16. For what values of m does the quadratic equation (5m3)x2 4mx+m+1=0 have only one root?

Answer

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Answer

m=3,m=1

Steps

Step 1 :Let's calculate the discriminant and set it equal to 0: D=b24ac=(4m)24(5m3)(m+1)

Step 2 :Setting the discriminant equal to 0: 16m2(m+1)(20m12)=0

Step 3 :Solving for m, we get two values: m=3 and m=1

Step 4 :m=3,m=1

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