find he value of k for which the quadratic equation is (k+4)x2 +(k+1)x +1=0 has equal roots.
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Answered by
92
Answer:
The value of k is either -3 or 5.
Step-by-step explanation:
If a quadratic equation has two equal root, then
.
The given quadratic equation is
Here,
It is given that the given equation has two equal roots. So,
Splitting the middle term, we get
Using zero product property, we get
Therefore, the value of k is either -3 or 5.
Answered by
25
Answer:
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