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If one of the roots of the equation x^2 + kx - 8 = 0 is 4, what is the value of k?

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  • If one of the roots of the equation x^2 + kx - 8 = 0 is 4, what is the value of k?


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... kx+8=0 is negative of the other. the value of k is ... kx + 8 = 0 The two roots are ... value in the equation. the only way one root ...
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Positive: 24 %
... equation kx^2 + 2x + 4 = 0, find the value of k so ... value of k so that the roots are equal (there is only one root). b) The roots of x^2 + (k + 8)x ...
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Positive: 21 %

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... 2 + 2k + 12 = 0 k = -16/2 = -8 Now given x2 + kx ... k = -16/2 = -8. Now given x 2 + kx + q has equal roots ... substituting k value in second equation ...
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Positive: 24 %
... Using the Discriminant 4 1 The roots of a ... that would result in the equation x2 kx 4 0 ... 18 For what value of k are the roots of 2x2 8x ...
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Positive: 19 %
one of the roots of the equation x^2 + kx -6 = 0 is 3, and k is a constant. The value of k is ?can any one explain me how to solve ??.
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Positive: 5 %
One root of x^2 + kx - 8 = 0 is square of the other. Then the value ... 8 = 0 is square of the other. Then the value of k is. 2 ... Roots are -2 and 4. 4 2 ...
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Positive: 10 %

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