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If (a,a^(2)) falls inside the angle mad...

If `(a,a^(2))` falls inside the angle made by the lines `y=(x)/(2), x gt 0 and y=3x, x gt 0`, then a belongs to the interval

A

`(0,1/2)`

B

`(3,oo)`

C

`(1/2,3)`

D

`(-3,-1/2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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DISHA PUBLICATION-STRAIGHT LINES AND PAIR OF STRAIGHT LINES-EXERCISE 1: CONCEPT BUILDER
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  8. If p be the length of the perpendicular from the origin on the straigh...

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  10. Let 0 lt alpha lt (pi)/(2) be a fixed angle . If p=(costheta, sin the...

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  11. If 2p is the length of perpendicular from the origin to the lines x/a+...

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  12. Angle made with the x-axis by a straight line drawn through (1, 2) so ...

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  13. The distance of the point (1,2,3) form the coordinate axes are A,B and...

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  14. Find the tangent of the angel between the lines whose intercepts n the...

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  15. A straight line L through the point (3,-2) is inclined at an angle 60^...

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  16. Number of lines that can be drawn through the point (4,-5) so that its...

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  17. The straight line a x+b y+c=0 , where a b c!=0, will pass through the ...

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  18. If p(1) and p(2) are the lengths of the perpendicular form the orgin t...

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  19. A point moves so that the distance between the feet ofperpendiculars d...

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