Question

Find the value of k which quadratic equestion 4x2 +kx+3=0 has real equal root

Answer 1

$\large{\implies{Answer}}$

for real and equal roots the condition is

$b {}^{2} - 4ac = 0 \\ (k) {}^{2} - 4(4)(3) = 0 \\ k { }^{2} - 48 = 0 \\ k {}^{2} = 48 \\ k = \sqrt{48}$

Answer 2

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