please give with full solution steps also
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3x2 +kx +3
- a=3
- b=k
- c=3
Discriminate=0
(as d=0gives equal and real roots)
D=b²-4ac
0=k²-4×3×3
k²-36=0
k²=36
k=+6,-6
plz DONT FORGET TO
- when D<0 no roots (D lesser than zero)
- when D=0 equal and real roots
- when D>0 has roots
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