Math, asked by chirag10051, 11 months ago

find the value of k for which value of X equal to minus 4: x square + kx - 4 equal to zero

Answers

Answered by lathan572

1

x = -4
sub x in the equation
(-4) sq + k(-4) - 4 = 0
16-4k -4 = 0
-4k+12 = 0
-4k = -12
k = 3

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