CBSE BOARD X, asked by anshikaaaaaa, 11 months ago

P (a CosA, a SinA) and, Q(a CosA, -a SinA).......

Find a distance between P and Q using distance formula...

Answers

Answered by shpriyanshu
1
(pQ)^2 = (acha A - acosA)^2 + {asinA-(-asinA)}^2

=0^2 + (2asinA)^2

pQ =√(2asinA)^2
pQ= √4a^2sin^2A

pQ= 2asinA

anshikaaaaaa: ur ans. is wrong i know its ans. bt not its solution
anshikaaaaaa: its root2a
shpriyanshu: plz cheak your question
anshikaaaaaa: my ques. is right
Answered by anujtarphe1
0
your answer is here in attachment
I hope it will help you
Attachments:

anshikaaaaaa: ur ans. is also wrong i know its ans bt don't know how to solve this
anshikaaaaaa: its ans. is root2
anshikaaaaaa: root2a
anujtarphe1: ok search on Google then or ask teacher
anshikaaaaaa: ok
anshikaaaaaa: yes i will ask it from my tuition teacher
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