if the quadratic equation has equal roots find k, 2x^2+3x+k=0
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Answer:
The given equation is 2x2−5x+k=0
Comparing with ax2+bx+c=0, we get
a=2,b=-5 and c=k
The equation will have two equal roots if
D=0
∴D=b2−4ac=0
or (−5)2−4×2×k=0
⇒25−8k=0 ⇒k=258
Step-by-step explanation:
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