Question

if the equation 1xsq. - 2k +2x + 7x +1 = 0 has repeated real roots find the value of k
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Answer 1

Answer:

-2k+9x+1=0

b²-4ac=0

9²-4(-2k)(1)=0

81-8k=0

-8k=-81

k=81/8

k=10.12....

Step-by-step explanation:

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