DP Mathematics: Analysis and Approaches Questionbank

AHL 3.16—Vector product
Description
[N/A]Directly related questions
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20N.2.AHL.TZ0.H_10a:
Given that LL meets Π1Π1 at the point PP, find the coordinates of PP.
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20N.2.AHL.TZ0.H_10b:
Find the shortest distance from the point O(0, 0, 0)O(0, 0, 0) to Π1Π1.
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20N.2.AHL.TZ0.H_10c:
Find the equation of Π2Π2, giving your answer in the form r.n=d.
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20N.2.AHL.TZ0.H_10d:
Determine the acute angle between Π1 and Π2.
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EXN.2.AHL.TZ0.11a:
Find the vectors →AB and →AC.
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EXN.2.AHL.TZ0.11b:
Use a vector method to show that BˆAC=60°.
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EXN.2.AHL.TZ0.11c:
Show that the Cartesian equation of the plane Π that contains the triangle ABC is -x+y+z=-2.
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EXN.2.AHL.TZ0.11d.i:
Find a vector equation of the line L.
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EXN.2.AHL.TZ0.11d.ii:
Hence determine the minimum distance, dmin, from D to Π.
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EXN.2.AHL.TZ0.11e:
Find the volume of right-pyramid ABCD.
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21M.2.AHL.TZ1.6a:
Find a Cartesian equation of the plane Π3 which is perpendicular to Π1 and Π2 and passes through the origin (0, 0, 0).
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21M.2.AHL.TZ1.6b:
Find the coordinates of the point where Π1, Π2 and Π3 intersect.
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21M.1.AHL.TZ2.5:
Given any two non-zero vectors, a and b, show that |a×b|2=|a|2|b|2-(a·b)2.
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21M.1.AHL.TZ2.8a:
Show that l1 and l2 do not intersect.
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21M.1.AHL.TZ2.8b:
Find the minimum distance between l1 and l2.
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21N.2.AHL.TZ0.11a.i:
Find the vector →AB and the vector →AC.
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21N.2.AHL.TZ0.11a.ii:
Hence find the equation of Π1, expressing your answer in the form ax+by+cz=d, where a, b, c, d∈ℤ.
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21N.2.AHL.TZ0.11c.i:
Show that at the point P, λ=34.
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21N.2.AHL.TZ0.11d.i:
Find the reflection of the point B in the plane Π3.
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21N.2.AHL.TZ0.11b:
The line L is the intersection of Π1 and Π2. Verify that the vector equation of L can be written as r=(0-20)+λ(11-1).
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21N.2.AHL.TZ0.11c.ii:
Hence find the coordinates of P.
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21N.2.AHL.TZ0.11d.ii:
Hence find the vector equation of the line formed when L is reflected in the plane Π3.
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22M.1.AHL.TZ1.11b.i:
Verify that the point P(1, -2, 0) lies on both ∏1 and ∏2.
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22M.1.AHL.TZ1.11b.ii:
Find a vector equation of L, the line of intersection of ∏1 and ∏2.
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22M.1.AHL.TZ1.11a:
Show that the three planes do not intersect.
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22M.1.AHL.TZ1.11c:
Find the distance between L and ∏3.
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17M.2.AHL.TZ2.H_7:
Given that a × b = b × c ≠ 0 prove that a + c = sb where s is a scalar.
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17M.1.AHL.TZ1.H_5a:
Find the area of the parallelogram ABCD.
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17M.1.AHL.TZ1.H_5b:
By using a suitable scalar product of two vectors, determine whether AˆBC is acute or obtuse.
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19M.1.AHL.TZ1.H_11a.i:
Find how many sets of four points can be selected which can form the vertices of a quadrilateral.
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19M.1.AHL.TZ1.H_11a.ii:
Find how many sets of three points can be selected which can form the vertices of a triangle.
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19M.1.AHL.TZ1.H_11b:
Verify that P is the point of intersection of the two lines.
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19M.1.AHL.TZ1.H_11c:
Write down the value of λ corresponding to the point A.
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19M.1.AHL.TZ1.H_11d:
Write down →PA and →PB.
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19M.1.AHL.TZ1.H_11e:
Let C be the point on l1 with coordinates (1, 0, 1) and D be the point on l2 with parameter μ=−2.
Find the area of the quadrilateral CDBA.
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19M.1.AHL.TZ2.H_2a.i:
Find the vector →AB.
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19M.1.AHL.TZ2.H_2a.ii:
Find the vector →AC.
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19M.1.AHL.TZ2.H_2b:
Hence or otherwise, find the area of the triangle ABC.
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16N.1.AHL.TZ0.H_4a:
Find a × b.
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16N.1.AHL.TZ0.H_4b:
Hence find the Cartesian equation of the plane containing the vectors a and b, and passing through the point (1, 0, −1).
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19N.1.AHL.TZ0.H_11a.i:
Show that →AB×→AV=−10(10−2ppp) and find a similar expression for →AC×→AV.
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19N.1.AHL.TZ0.H_11a.ii:
Hence, show that, if the angle between the faces ABV and ACV is θ, then cosθ=p(3p−20)6p2−40p+100.
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19N.1.SL.TZ0.S_9a.i:
→OA∙→OC.
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19N.1.SL.TZ0.S_9a.ii:
→OB∙→OC.
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19N.1.SL.TZ0.S_9b:
Given that AˆOC=BˆOC, show that k=7.
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19N.1.SL.TZ0.S_9c:
Calculate the area of triangle AOC.