TS EAMCET · Maths · Application of Derivatives
If is the angle between the curves and then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
Point of intersection of y2=4x & x2+y2=5: x2+4x+4=9⇒x+2=±3 ⇒x=1,-5 (rejected) & y=±2 Now, at 1,2: For y2=4x 2ydydx=4 ⇒m1=dydx1,2=22=1 For x2+y2=5 2x+2ydydx=0 ⇒m2=dydx1,2=-12 Now, tanθ=m1-m21+m1m2 =1+121-12=3…
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