CBSE > Class 11 > Mathematics | CBSE Board | Homework Help

Total no of digits =4 4 vaccent places can be filled with10P 4 WAYS but this no include those no whi start with zero If we find zero at thousands place then the remaining 3 places can be filled with remaining 9 digits in 9p 3 ways so Total no of 4 digit no = 10p 4-9p 4 10!/(10-4)! -9!/(9-3)! 10*9*8*7*6! - 9*8*7*6! --------------------- -------------- 6! 6! =90*56-72*7 =5040-504 =4536 ans Hope it will help you?

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What is the value of Tan π/8

Posted by Aashu Kumar 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Pawan Sidhu 6 years, 3 months ago

I know this question but i dont know how i give u answer

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x=4,y=3 5x+3y= 9c C=?

Posted by Chirag Sharma 6 years, 3 months ago

CBSE > Class 11 > Mathematics

6 answers

Samaksh Rastogi 6 years, 3 months ago

5x+3y=9c 5×4+3×3=9c. [x=4,y=3 given] 20+9=9c 29=9c C=29/9 C=3.22

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Vikas Bhai 6 years, 3 months ago

29/9

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Yash Goyal 6 years, 3 months ago

29/3=9.66

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Aashu Kumar 6 years, 3 months ago

29/9

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Robinpreet Kaur 6 years, 3 months ago

C = 9/29 or 3.2 yaar

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Chirag Sharma 6 years, 3 months ago

C=29/9

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A triangle abc in which a line is drawn between 2 side of it if AD=8x+9,DC=x+3,EC=x&BE=3x+4

Posted by Vishal Yadav 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Why sinx/x =1 in trigonometric limits?

Posted by Ankit Raj 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Ankit Raj 6 years, 3 months ago

Hi...but also their derivation is possible...but i can't understand by only reading it...

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_9+9i/1_2i find moduls

Posted by Harsh Tyagi 6 years, 3 months ago

CBSE > Class 11 > Mathematics

3 answers

Pranshu Baghel 6 years, 3 months ago

Sorry (1-2i )(1+2i)

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Pranshu Baghel 6 years, 3 months ago

(-9+9i)(1+2i)/(1-i )(1+i)

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Pranshu Baghel 6 years, 3 months ago

Modulas is root 5

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3+9i-6+7i

Posted by Rajput Boy 6 years, 3 months ago

CBSE > Class 11 > Mathematics

2 answers

Aashu Kumar 6 years, 3 months ago

-3+16i

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Rajput Boy 6 years, 3 months ago

-3+16i

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Ex 3.4 ouestion no. 4

Posted by Soni Gupta 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Srishti ? 6 years, 3 months ago

It is available in this app under ncert solution option i hope u will be able to understand from that.?

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Math practical bool

Posted by Ashok Kumar 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find thevalue of x (x

Posted by About Singh 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Robinpreet Kaur 6 years, 3 months ago

What??????????????????

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A से B तक जाने के तीन रास्ते है औरB सेC तक जाने के तीन रास्ते है तो A से C तक जाने के कितने रास्ते है

Posted by Monu Kumar 6 years, 3 months ago

CBSE > Class 11 > Mathematics

4 answers

Ankit Meena 6 years, 3 months ago

1Thank You

Khushi Hamber 6 years, 3 months ago

0Thank You

Robinpreet Kaur 6 years, 3 months ago

0Thank You

Aditya Maurya 6 years, 3 months ago

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Find the equation of line perpendicular to line x—2y+3 is equal to zero &passing through the point (1„—2)

Posted by Gagan Deep Mannayyanavarmath 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the equation

Posted by Gagan Deep Mannayyanavarmath 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

The minute hand of a watch is 1.4cm long.how far does its tip move in 45minutes

Posted by Karan Pradhan 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Pawan Sidhu 6 years, 3 months ago

This question is included in ncert ch 3 as example

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Find Ranking (dictionary word) for VAISHU

Posted by Ɗơơɗլє. Is Back 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Yash Goswami????? 6 years, 3 months ago

609th eank

2Thank You

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prove de morgan law ( A U B ) ' = ( A' U B' )

Posted by Krishnapal Singh Charan 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Dividedivide 63 into three parts such that they are in GP and the product of first and the second terms is 3/4 of the third term

Posted by Sun Rise 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Whst is sets

Posted by Suresh Nagar 6 years, 3 months ago

CBSE > Class 11 > Mathematics

2 answers

Harsh Khandelia 6 years, 3 months ago

Set is coleection of well defined objects

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Aditya Narayan Singh 6 years, 3 months ago

Sets are collection of well defined objects

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Find the derivative of (ax+b)(cx+d)*2

Posted by Nishant Shishodia 6 years, 3 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

224

Posted by Nirbhay Singh 6 years, 3 months ago

CBSE > Class 11 > Mathematics

1 answers

Robinpreet Kaur 6 years, 3 months ago

What do you mean by 224

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Sum of 3rd and 15th element of an AP. is equal to sum of 6th ,11th & 13th elements of same progression. then which element of series should necessarily be equal to zero

Posted by Yash Goswami????? 6 years, 3 months ago

CBSE > Class 11 > Mathematics

8 answers

Yash Goswami????? 6 years, 3 months ago

Bhai pranshu laga liya pr answer nahi aa raha h

0Thank You

Pranshu Baghel 6 years, 3 months ago

Use the formula S=n/2(2a+(n-1)d)

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Yash Goswami????? 6 years, 3 months ago

Bhaiyo que.ka answer bhi kr do agar apsi patlaiya khatam ho gayi ho to

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Robinpreet Kaur 6 years, 3 months ago

How r u ?

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#Aditi~ Angel???? 6 years, 3 months ago

Hi pret

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Robinpreet Kaur 6 years, 3 months ago

Hello Aditi

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#Aditi~ Angel???? 6 years, 3 months ago

Hi angel chauhan....my title is also angel

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Angel Chauhan 6 years, 3 months ago

XYZ Co. is providing facilities for their female staff like day care centre for kids and work from home facility. By doing this they are following social responsibilities towards which interest group? Also, what values are they presenting?

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If Sn Denote sum of first n terms of an AP. and S2n = 3Sn. Then ratio of S3n/Sn equals to ?

Posted by Yash Goswami????? 6 years, 3 months ago

CBSE > Class 11 > Mathematics