Given that P(3, 1), Q(6, 5), and three points such that the an pa + + fo
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
maths a and b
Transcribed Image Text:A.
Given that P(3, 1), Q(6, 5), and R(x,y) are
three points such that the angle PRQ is a
right angle and the area of triangleRQP is 7,
find the number of such points R.
B
If O is the origin and if the coordinates of
any two points Q1and Q2 are (x1,y1) and
(x2,y2), respectively, prove that
0Q1.0Q2xcos(angle(Q10Q2) = x1x2 +Y1Y2
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