Find the value/s of k for which the quadratic
equation 3x2 + kx + 3 = 0 has real and equal
roots.
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Answer:
If the quadratic
equation 3x2 + kx + 3 = 0 has real and equal
roots,then :
b²- 4ac = 0
=) k²- 4×3×3 =0
=) k² - 36 =0
=) k² = 36
=) k = +6 or, (-6)
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