What is the value of k for which the quadratic equation 3² – kx +k=0
has
equal roots?
Answers
Answered by
1
Answer:
0 is the answer
Step-by-step explanation:
thank you
Answered by
11
Answer:
Step-by-step explanation:
3x² - kx + k = 0
For equal roots b² - 4ac = 0
Comparing the given equation with ax² + bx + c = 0, we get
a = 3, b = -k, c = k
(-k)² - 4(3)(k) = 0
k² - 12k = 0
k(k - 12) = 0
k = 0 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀k - 12 = 0
k = 0 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀k = 12
Hope it helps u...
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