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lesya692 [45]
1 year ago
9

find the roots of the quadratic equation x^2-6x+k=0.giventhat one root is three times the other and that k is a constant.Also fi

nd the value of k​
Mathematics
1 answer:
arlik [135]1 year ago
7 0

x_{1}  = 3x_{2}  \\ x_{1}  - 3x_{2}  = 0 ←relation \: 1\\ x_{1}  + x_{2}  = 6 ←relation \: 2

(x_{1},x_{2}) : (4.5,1.5)

k = x_{1}x_{2} = 4.5 \times 1.5 = 6.75

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•So, 7 ÷ 3 = 2.3
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3 years ago
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x = 14

7 0
3 years ago
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