Find value of K for quadratic equation so that it has
two real and equal roots.
5x²- 2kr +20=0
Answers
Answered by
8
Answer:
-10
Step-by-step explanation:
b²-4ac
4k²-4(5)(-20)
4k²+400
4k²= -400
k²=-100
k= -10
Answered by
1
b square-4ac
4k2-4(5)(-20)
4k squre+400
4k square = -400
k square = -100
k= -10
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