if x=3 IS one root of the quadratic equation x^2- 2kx-6=0, THEN FIND the value of K
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x = 3
x² - 2kx - 6 = 0
( 3 )² - 2 × 3 k - 6 = 0
9 - 6k - 6 = 0
-6k = - 3
k = 1/2
x² - 2kx - 6 = 0
( 3 )² - 2 × 3 k - 6 = 0
9 - 6k - 6 = 0
-6k = - 3
k = 1/2
korimonika50:
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I hope it will help you....!!!!
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Okk thnks
Your answer is wrong
3/6 =1/2
=-1/2
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