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Find the angle between the curves xy=2 a...

Find the angle between the curves xy=2 and `x^(2)+4y=0`

A

1

B

-1

C

2

D

3

Text Solution

Verified by Experts

The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-APPLICATIONS OF DIFFERENTIATION-EXERCISE 1B (TANGENT AND NORMAL)
  1. If theta is the angle between the curves y^2=4ax,ay=2x^2 at (a, 2a), t...

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  2. If theta is the angle between the curves xy=2,y^2=4x at (1, 2), then t...

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  3. Find the angle between the curves xy=2 and x^(2)+4y=0

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  4. The angle between the curves y=sinx and y=cosx is

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  5. The angle between the curves y=sinx and y=cosx is

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  6. If theta is the angle of interaction of the curves y^2=x^3 and y=2x^2-...

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  7. The angle between the curvesxy=2 and y^2=4x is

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  8. The angle between the curves x^2+y^2=4 and x^2=3y is

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  9. The angle between the curves y^2=4x and x^2=4y is

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  10. The angle between the curves y=x^2 and y=4-x^2 is

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  11. The angle between the curves y^2=8x,x^2=4y-12 at (2, 4) is

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  12. The condition that the two curves x=y^2,xy=k cut orthogonally is

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  13. The two curves x=y^2,xy=a^3 cut arthogonally at a point, then a^2=

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  14. The condition that the two curves y^2=4ax,xy=c^2 cut orthogonally is

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  15. The curves ax^2+by^2=1 and Ax^2+By^2=1 intersect orthogonally, then

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  16. If the curves x^2+py^2=1 and qx^2+y^2=1 are orthogonal to eeach other,...

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  17. If the curves x^2/a^2+y^2/b^2=1 and x^2/25+y^2/16=1 cut each other ort...

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  18. If the curves x^2/a^2+y^2/b^2=1 and x^2/l^2-y^2/m^2=1 cut each other o...

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  19. The curves x^2/(a^2+k1)+y^2/(b^2+k1)=1 and x^2/(a^2+k2)+y^2/(b^2+k2)=1...

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  20. If the curves y^2=6x,9x^2+by^2=16, cut each other at right angles then...

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