If one root of a quadratic equation ax²+bx+c is -b+√D/2a,then other root is....
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b-√D/2a
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Answer:
ax2 + bx + c = 0
Let the roots be α and 2α
Sum of roots = -b/a
⇒ α + 2α = -b/a
⇒ 3α = -b/a
⇒ α = - b/3a …..(i)
Product of root = c/a
⇒ 2α2 = c/a
Step-by-step explanation:
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