rosala

208 Questions
3012 Answers

0

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i just thought this 30sec vid might give anyone whose too feeling stressed a bit of a tiny break.....

Dont Worry its child safe

https://www.youtube.com/watch?v=gu3KzCWoons

Hors sujet

rosala 28 août 2020

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A little bit of recognition to our old friends.

Hey Everyone,
Hope you guys are doing well , mentally and physically,.I just wanted to make a post after a long long time.
lire plus ..

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rosala 11 juil. 2020

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1101

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i have a few questions abt how the forum works.....

1.Why can i delete my questions?There is no deleting option.

2.Why cant i post anything on my previous questions?I tried but the posting option doesnt work?!
lire plus ..

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rosala 11 juil. 2020

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Hey, i've got something to say....

Since it’s been a while I last came, its home coming for me right?

lire plus ..

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rosala 20 août 2019

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a question involving lenses

the focal length of a concavo-convex lens of radius of curvature 5 cm and 10cm is 20cm. what will be its focal length in water.? given aµw = 4/3 .

ive tried solving this but my answer is incorrect, i have a bit of problem lire plus ..

Hors sujet

rosala 7 févr. 2019

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Optics(a more clear thread)

i prevviously posted optics questions but turns out the image isnt clear, this time ive done better preparation,

https://www.photobox.co.uk/my/photo?album_id=5568759114&photo_id=501647551932 lire plus ..

Hors sujet

rosala 7 févr. 2019

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Optics

Hey everyone,
how have you been,
im sorry i havent been here for months , and i know some of you mught be angry with me for posting a question and not getting back at it, and i really have no excuse except that i have so much to do thta lire plus ..

Hors sujet

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rosala 7 févr. 2019

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Reflection

An object is placed exactly midway between a concave mirror of radius of curvature 40cm and a convex mirror of radius of curvature 30cm. The mirrors face each other and are 50cm apart. Determine the nature and position of the image formed by successive lire plus ..

ElectricPavlov ●

rosala 2 déc. 2018

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1775

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binomial theore tricky question

hey everyone, hows it going?

im having a really hard time doing this question, could anyone help...thanks in advance, i appreciate your hard work!!
lire plus ..

rosala 22 mars 2018

+2

1805

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Back At It With PnC

Hello everyone,

i know you all might be bored by now with this but i cant help it...ive got some more PnC questions...and there are more like these so if anyone could help thatd be great!
lire plus ..

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rosala 25 févr. 2018

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Updates on my PnC questions!

hello everyone,

earlier i posted a few PnC questions and some of them are still unanswered and others in doubts. if you're interested in taking up the challege of making me understand or increase your knowledge, here are their links... lire plus ..

rosala 19 févr. 2018

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PnC attacks!!!

1. Define a "good word" as a sequence of letters that consists only of the letters A, B, and C and in which A never immediately followed by B , B is never immediately followed by C , and C is never immediately followed byA. If the nuber of n-letter good lire plus ..

rosala 17 févr. 2018

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1819

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A Shoutout post for CPhill! (and all those helping mathematicians)

CPhill, im really grateful to you.

You help this forum so much , devoting in your time to answer all of our questions , listen to our queries and help accordingly. It's so sweet and kind of you to do that. Im also lire plus ..

rosala 16 févr. 2018

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2176

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Permutations and Combinations!

1.A telegraph has x arms and each arm is capable of (x-1) distinct positions , including the position of rest. The total no. of signals that can be made is?

2. How many natural numbers are there fro 1 to 1000 which have none lire plus ..

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rosala 16 févr. 2018

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can anyone pls answer the first one!!!??

can anyone pls answer the first one!!!??

https://web2.0calc.com/questions/permutations-and-combinations-lt-3

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rosala 10 févr. 2018

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Permutations and Combinations!!! <3

1.Find the no. of permutations of letters a , b , c , d, e , f , g taken all at a time if neither “beg” nor “cad” patterns appear in any word.

2.Find the no. of ways in which letter sof the word SQUARE can be lire plus ..

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rosala 9 févr. 2018

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brilliant answer!

rosala14 juil. 2014

+11912

+8

the radius is 22cm!

rosala14 juil. 2014

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5-3=2

rosala14 juil. 2014

+11912

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5-3=2

rosala14 juil. 2014

+11912

+3

yes ill answer them!

rosala14 juil. 2014

+11912

0

2+9=11

rosala14 juil. 2014

+11912

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You Welcome Melody!Your flowers are wonderful , they feel so fresh!Thank you for them!

rosala14 juil. 2014

+11912

0

whats that!

rosala14 juil. 2014

+11912

0

hello!

rosala14 juil. 2014

+11912

+3

8*3=24

rosala14 juil. 2014