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Question
Find the value of the discriminant in the following quadratic equation :
`4 sqrt 3 "x"^2 + 5"x" - 2 sqrt 3 = 0`
Solution
`4 sqrt 3 "x"^2 + 5"x" - 2 sqrt 3 = 0`
Discriminant = b2 - 4ac
= `(5)^2 - 4( 4 sqrt 3)(-2 sqrt 3)`
= 25+ 96
= 121
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