Daily Graph 14-01-09

[sin (x+{y})] = 1

29 Answers

11
Subash ·

@philip what do you think of 11 and 12

62
Lokesh Verma ·

rohit for such problems always avoid decimal notation...

always make sure to use "pi" isstead of 3.14

not that it is wrong.. but yeah.. you need to be "perfect"

1
RAY ·

kk...thank u ...........

62
Lokesh Verma ·

yes something like this rohit

62
Lokesh Verma ·

11 makes some sense but not complete sense

1
RAY ·

not th full thing...its just for pii/2.........

1
RAY ·

1
skygirl ·

11
Anirudh Narayanan ·

[11]
i never knew this thread existed!!

62
Lokesh Verma ·

[sin (x+{y})] = 1

so x+{y}=2npi+pi/2

x=2npi+pi/2-{y}

The answer is written up here.... (It is not a curved thing...) It are a lot of straight line segments!! :O

1357
Manish Shankar ·

now can u solve?

1357
Manish Shankar ·

[sin (x+{y})] = 1

so x+{y}=2npi+pi/2

x=2npi+pi/2-{y}

1
skygirl ·

no reply ?? no comments ??

1
skygirl ·

1
Philip Calvert ·

shud be pi/2 + 2npi

1
skygirl ·

aur kuchh nahi tha ??

[2]

also give modulus somewhere [3]

sorry [2]

1
skygirl ·

yes philip u are correct... i missed it :P

1
Philip Calvert ·

how npi/2
what if n is 2 or even 3

3
msp ·

me too sky

11
Subash ·

how did u get the 4th step

1
skygirl ·

sin(...) = 1

=> (...) = npi/2

=> x + {y} = npi/2

=>{y} = -x +npi/2 a

m i 1% correct ??

i am hopeless in graphs [2]

1357
Manish Shankar ·

:)

it is ok.. it is not very easy to master graph.

How do you do it?

(Hint you have to take cases)

11
Subash ·

got my mistake thnx for correcting me

1357
Manish Shankar ·

x+y=I+npi+pi/2

is wrong..

see carefully it should be

x+y=[y]+npi+pi/2

11
Subash ·

can u tell me where is my mistake

1357
Manish Shankar ·

no subash

11
Subash ·

please tell me if my method is correct

11
Subash ·

my method is

x+{y}=npi+pi/2

x+y=I+npi+pi/2

1357
Manish Shankar ·

Nishant diya tha.. :P

and he says that this is very simple!

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