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  • 1 answers

Prince Jha 7 years, 8 months ago

Power set is nothing but it is a set which contains all elements which present in question under consideration.
  • 1 answers

Adarsh Singh 7 years, 8 months ago

Yes me
  • 2 answers

Gaurav Singh 7 years, 8 months ago

Its e not i

Gaurav Singh 7 years, 8 months ago

19.4e
  • 2 answers

Ria Agarwal 7 years, 8 months ago

Yes but r.s. aggarwal is also good.

Aditi Sharma 7 years, 8 months ago

Yes...
  • 1 answers

Mayank Lakhina 7 years, 8 months ago

yes of course why not
  • 1 answers

Savreen Bhullar 7 years, 8 months ago

Sin =1/cosec. Cos=1/sec. Tan=1/cot
  • 1 answers

Vanshita Agarwal 7 years, 8 months ago

( ) means not included and A intersection B means that the must be in A as well as B. So, answer is (4,15).
  • 1 answers

Deepanshi D. P 7 years, 8 months ago

.........?
  • 0 answers
  • 4 answers

Suraj Kumar Yadav 7 years, 7 months ago

can anybody help me in this question

Mayank Lakhina 7 years, 8 months ago

150

Samir Kaushik 5 years, 8 months ago

We can find it after having proper knowledge of sets. The answer is 150

Dhruv Goyal 7 years, 8 months ago

some people speak hindi as well. as english
  • 3 answers

Mayank Lakhina 7 years, 8 months ago

100%

Sonu Kumar 5 years, 8 months ago

33%

Suraj Kumar Yadav 7 years, 8 months ago

i think minimum 75%
  • 1 answers

Twinkle Pal 7 years, 8 months ago

Pen de
  • 5 answers

Mayank Lakhina 7 years, 8 months ago

elements

Pawan Kumar 7 years, 8 months ago

First of all you complete ncert book then other side you can use

Vishnu Verma 7 years, 8 months ago

I think NCERT as well as K.C.SINHA

Keshav Sarangal 7 years, 8 months ago

Ok

Ananya Aggarwal 7 years, 8 months ago

i suggest u to stick to ncert for 11th ......once u complete it try examplar problems
  • 3 answers

Biology Lover 7 years, 8 months ago

Because we can count the rats

Biology Lover 7 years, 8 months ago

Finite

Rishant Mastwal 7 years, 8 months ago

It is infinite set because we can't able to count them..
  • 1 answers

Rishant Mastwal 7 years, 8 months ago

x^2+9x^2=27(x+3) 10x^2=27x+81 10x^2-27x-81=0 x=-(-27)+_√(27)^2-4(10)(-81)/20 x=27+_√729+3240/20 x=27+_√3969/20 x=27+_63/20 x=90/20=4.5 or x=-46/2=-23
  • 2 answers

Dhruv Goyal 7 years, 8 months ago

its value ( root of 3 - 1) /2root of 2

Raaz Kashyap 7 years, 8 months ago

sin(45°-30°) using formula of sin(A-B)= sinA×cosB - cosA×sinB.
  • 2 answers

Raaz Kashyap 7 years, 8 months ago

No, first one is null set while second one is singleton set which is consisted of a null set as it's element.

Pruthviraj Biradar 7 years, 8 months ago

.
  • 1 answers

Rishant Mastwal 7 years, 8 months ago

2x^2+5x+2=0 2x^2+4x+x+2=0 2x(x+2)+1(x+2)=0 (2x+1)(x+2)=0 x=-1/2 or -2
  • 5 answers

Biology Lover 7 years, 8 months ago

P{a} is also known as subset so {1},{2}, {3},{1,2},{2,3},{3,1},{1,2,3},¢, total 8

Rishant Mastwal 7 years, 8 months ago

4) Here we get a=4 ,d=5 and Sn=254 As we know, Sn=n/2[2a+(n-1)d] 254=n/2[8+5n-5] 508=n[5n+3] 508=5n^2+3n 5n^2+3n-508=0 Now further you do it yourself..

Uu Singh Said 7 years, 8 months ago

Find the centre and radius of the circle xsqure +ysqure - 8x-4y-5 =0

Uu Singh Said 7 years, 8 months ago

Find the coordinates of the point that trisect the line segment joining the points (1,-2,7)&(4,1,-5)

Uu Singh Said 7 years, 8 months ago

Which term of the series 4 +9+14+........is254
  • 4 answers

Jay Mahakaal 7 years, 8 months ago

Decision correct yrrr

Deepanshi D. P 7 years, 8 months ago

Thanks yarr

Mani Tiwari 7 years, 8 months ago

Fix ur target and then claim for the subject... Without any external pressure

Mani Tiwari 5 years, 8 months ago

Ur decision is ryt or not depends on ur aim dear

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