If ½ is a root of the equation x2+kx −5/4=0 , then the value of k is
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Answered by
2
Answer:
5/2 is k value
Step-by-step explanation:
substitute 1/2 in x value
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Answered by
3
Answer:
Answer:K=2
Explanation:
It must satisfy the quadratic equation.
x2 + kx - 5454 = 0
(12)2(12)2 + k(12)(12)- 5454 = 0
1414 + k2k2- 5454 = 0
1+2k−541+2k−54 = 0
2k - 4 = 0
k = 2.
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