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Complete the following activity to find ...

Complete the following activity to find the value of k, if the roots of `2x^(2) - 6x+ k = 0` are real and equal.
Here, a=2,b= -6 ,c = k .
The roots are real and equal.
`:. b^(2) - 4ac = square `
`b^(2)- 4ac = square - 4(2) ( k ) = 0`
`:. square - 8 k = 0 `
`:. 8 k = 36 :. k = square `

Text Solution

Verified by Experts

The correct Answer is:
`0, (-6)^(2) , 36, (9)/(2)`
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