The roots of r + kr + k = 0 are real and equal, find k.
Answers
Answered by
1
Answer:
k=4 or k=0
Step-by-step explanation:
D=b2-4ac
D=0 for real equal roots
d=k2-4k
0=k(k-4)
k=4 or k=0
Answered by
0
Answer:
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