6 items are filed under this topic.
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[sec^2x]*[sec^2x] |
2010-12-16 |
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From Hari:
[sec^2x]*[sec^2x]=...?
Answered by Penny Nom. |
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A circle problem |
2009-12-14 |
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From Fawad:
AP is a tangent at P to a circle centre O, where AP=6cm. The straight line AQC is such that QC= 9cm.
Find the length, in cm of AQ.
Answered by Chris Fisher. |
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A point inside a circle |
2007-05-04 |
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From edgemitter:
There is a point inside a circle (but not in its center) where two perpendicular secants intersect, dividing the circle into four regions with different area. Calculate the area of the four regions
Answered by Walter Whiteley. |
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What is the value of csc (-2pi/3)? |
2006-06-04 |
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From Kishor:
What is the value of csc (-2pi/3)?
Answered by Stephen La Rocque. |
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A tangent to a parabola |
2005-11-02 |
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From A student:
Find the point on the curve y=x2 where the tangent to the curve is parallel to the secant line connecting (-1,1) and (2,4)
Answered by Penny Nom. |
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A trig identity |
2001-07-27 |
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From Jeff:
prove this identity and show steps
tan(x/2+pi/4)=secx+tanx
Answered by Harley Weston. |
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