TS EAMCET · Maths · Quadratic Equation
If lie outside then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(A)
Step-by-step Solution
Detailed explanation
x2-5x-14>0 ⇒x+2x-7>0 ⇒x∈-∞,-2∪7,∞ As per question, the interval for which x lies outside is α,β ⇒α=-2, β=7 So, αβ=-27
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