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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Anyone having blue print of marking schreme of maths... |
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Answer» I hv That is given in sample paper Lol..marking scheme |
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| 2. |
Middle term of A.p |
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Answer» For even = (n/2) (n/2+1) N+1/2 Middle term =n+18/2 Formula to find middle term (n+1/2) th term Hum nikalte hai middle term A.P to de |
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| 3. |
Middle term of ap |
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| 4. |
Which chapter |
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| 5. |
SinA=24÷25 then find value of cos A |
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Answer» Koi bat nhi....bhai...hota hai Ohhh.....sorry..bhai Mr..lovely ka Bhai....aapka...wrong hai CosA=7÷25 Cos A = 7/24 Cos A = 7/24 7/25 Use pytha. Formulae |
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| 6. |
The decimal expansion of 3\\2power 15×5power 10is |
| Answer» Answer | |
| 7. |
What are fossils |
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Answer» Fossils are dead remains of past animals Fossils are the remain part of any living organism,or their impressions,that lived in distant past, preserved in the rocks |
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| 8. |
If cos(Alfa+bita),then find the value of sin(Alfa+bita) |
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| 9. |
Ncert ch 5 qes 10 |
| Answer» Give answers | |
| 10. |
What is CSA of hemisphere |
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Answer» 2πrsquare 2πr² |
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| 11. |
If secA=x+1/4x,prove that secA+tanA =2xor 1/2x |
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| 12. |
If the mth term of an ap is 1/n and nth term is 1/m then show that (m*n) th term is 1 |
| Answer» Let a and d be the first term and common difference respectively of the given A.P. Thenan = a + (n - 1)d{tex}\\frac { 1 } { n } ={/tex}\xa0mth term\xa0{tex}\\Rightarrow \\frac { 1 } { n } {/tex}= a + ( m - 1 ) d\xa0...(i){tex}\\frac { 1 } { m }{/tex}= nth term{tex}\\Rightarrow \\frac { 1 } { m } {/tex}= a + ( n - 1 ) d\xa0...(ii)On subtracting equation (ii) from equation (i), we get{tex}\\frac { 1 } { n } - \\frac { 1 } { m } = {/tex} [a+ (m-1) d] -[ a+ (n -1)d]= a + md - d - a - nd + d{tex}= ( m - n ) d{/tex}{tex} \\Rightarrow \\frac { m - n } { m n } = ( m - n ) d {/tex}{tex}\\Rightarrow d = \\frac { 1 } { m n }{/tex}Putting d = {tex}\\frac { 1 } { m n }{/tex}\xa0in equation (i), we get{tex}\\frac { 1 } { n } = a + \\frac { ( m - 1 ) } { m n } {/tex}{tex}\\Rightarrow \\frac { 1 } { n } = a + \\frac { 1 } { n } - \\frac { 1 } { m n } {/tex}{tex}\\Rightarrow a = \\frac { 1 } { m n }{/tex}{tex}\\therefore{/tex}\xa0(mn)th term = a + (mn - 1) d=\xa0{tex}\\frac { 1 } { m n } + ( m n - 1 ) \\frac { 1 } { m n } {/tex}{tex}\\left[ \\because a = \\frac { 1 } { m n } = d \\right]{/tex}= {tex}\\frac { 1 } { m n } + \\frac { mn } { m n } - \\frac { 1 } { m n }{/tex}= 1 | |
| 13. |
6877*6674 |
| Answer» ???? | |
| 14. |
In what ratio does the point (-4,6) divide the line segment joing the point A(-6,10) andB(3,-8)? |
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Answer» M1:M2= 2:7. 2:7 |
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| 15. |
Who doesn\'t like trigonometric proofs? |
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Answer» I love it I love it I don\'t like I like I like |
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| 16. |
Assalamualaikum koi hai ????? |
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| 17. |
Hye. ?? |
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Answer» zyan143 Meko nhi mili... tu hai kon superman. ???? Harsh...apni brainly id batana plss Meko 4 ajj chocolate mili kise ko?? Hi Hello Hi |
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| 18. |
What is natural no. |
| Answer» No. Start from 1 and used for counting | |
| 19. |
Sorry { ishi }...??. Messege nhi jaa raha hai ... |
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| 20. |
2-(5) |
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Answer» -3 -3 |
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| 21. |
Who is TAKLU in history? |
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Answer» gandhi the gangstar ha Angreegi varnmala ka 21 va letter u u u uuuu ????? What is u u To ro kyo rha h Gandhi? Sabhi news dog app download kre |
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| 22. |
If tsa of cylinder =462 csa=154 find volume? |
| Answer» Let r cm be the radius of the base and h cm be the height of the cylinder. Then, total surface area of cylinder {tex}= 2\\pi r(r + h){/tex}Curved surface area of cylinder {tex}= 2\\pi rh{/tex}We have,Curved surface area = {tex}\\frac{1}{3}{/tex}(Total surface area) = {tex}\\frac{1}{3}{/tex}{tex}\\times{/tex}\xa0{tex}462 cm^2 = 154 cm^2\xa0{/tex}{tex}\\Rightarrow{/tex}{tex}2\\pi rh = 154{/tex}Also, {tex}2\\pi rh + 2\\pi r^2 = 462 {/tex}{tex}\\Rightarrow{/tex}154 + 2{tex}\\pi{/tex}{tex}r^2 = 462{/tex}{tex}\\Rightarrow{/tex}2{tex}\\pi{/tex}{tex}r^2 = 462 - 154 = 308 cm^2{/tex}2 {tex}\\times{/tex}{tex}\\frac{22}{7}{/tex}{tex}\\times{/tex}{tex}r^2 = 308\xa0{/tex}{tex}\\Rightarrow{/tex}r2 ={tex}\\frac{308 \\times 7}{2 \\times22}{/tex} = 72{tex}\\Rightarrow{/tex}\xa0{tex}r = 7 cm{/tex}Again 2{tex}\\pi{/tex}rh = 154 {tex}\\Rightarrow{/tex}\xa02{tex}\\times{/tex}{tex}\\frac{22}{7}{/tex}{tex}\\times{/tex}7{tex}\\times{/tex}{tex}h = 154{/tex}{tex}\\Rightarrow{/tex}\xa0h = {tex}\\frac{154}{2 \\times22}{/tex}={tex}\\frac{7}{2}{/tex}cmVolume of the cylinder = {tex}\\pi{/tex}r2h = {tex}\\frac{22}{7}{/tex}{tex}\\times{/tex}\xa07 {tex}\\times{/tex}\xa07 {tex}\\times{/tex}\xa0{tex}\\frac{7}{2}{/tex}\xa0{tex}= 539 cm^3{/tex} | |
| 23. |
Prove that area theorem |
| Answer» See in ncert | |
| 24. |
Write the form in which every odd integer can be written taking t as variable |
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| 25. |
33-30=????????? |
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Answer» Follow bodmas 33=30 hence prove????????????? How..?? No its write answer is 30 It\'s may be something...bocoz you tells wrong answer yourself....?? 3. ???? |
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| 26. |
Any body have maths ncert question? |
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| 27. |
Derive volume,tsa,csa of frustum of cone? |
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| 28. |
Prove Pythagoras theoram |
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Answer» Refer to ncert See in NCERT |
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| 29. |
Old members kha gye. ??Yha toh sab new new log hi lag rhe hai?? ??? |
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Answer» Hlo???? I guess they r studing....;-) |
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| 30. |
Hye Guys. ???? |
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Answer» Hello learners..? Hello,? Hii Hey |
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| 31. |
Important question isme jo diya hua h kya usse hi question aayegaa? |
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Answer» aisa nahi kar sakte Maybe if possible learn kar lo na kya jata hai....? May..be but learn kar lo...very important.. Don\'t know |
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| 32. |
How we revision for maths for final exam from which book |
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Answer» if you read NCERT only then you can obviously get more than 80 but if you read it carefully if you solve all problems carefully Only NCERT |
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| 33. |
Find values of k such that xsq.+Kx+64 and xsq-8x+k have equal roots |
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Answer» 16 -8 |
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| 34. |
Prove 1=2 |
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Answer» Yes devil pls tell me how it is proved Yes plz May i tell you Then give u and ur friends 100 marks Made by me and my friends I can ???? In 3 steps |
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| 35. |
Kkk |
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Answer» , ????????? ??? |
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| 36. |
Bye u all....? |
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Answer» Byeeeeee✋✋☺? Okk...bye Are yar main to subah se hi hun. ...now it\'s study time. ...meeting you at 3:30am Bye Bhai...itne jaldi Bye??? |
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| 37. |
If I not gain 70%to80%than |
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Answer» Always ?? Why you think negative before exam aur aise to padne k liye itni books h kis kis me se padogi Isley first NCERT then other ok.. And it totally depend upon ur hard work and self confidence... ???? ? |
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| 38. |
Solve : root x +y=7 and root y+ x=11 find the value of x and y |
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Answer» No No minus nhi plus hoga No minus nhi plus hai Dono sides squaring kro...Equations will be...x-y=49x+y=121 Sorry i can\'t ????????? Solve it |
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| 39. |
Anyone remember me??? |
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Answer» Hmmmmm Yaaa yes |
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| 40. |
what is (a+b)3 = ? |
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Answer» 3a+3b a³+b³+3a²b+3ab² |
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| 41. |
Shalupurohit |
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Answer» Or shalurRajpurohit Id on brainy meri Kya h ye On brainly |
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| 42. |
How to change sinA into other trigonometric ratios |
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Answer» Tips batao Value vala nahi hai sinA ko in terms of other trigonometric ratios mein change karna hai Refer to ncert Sin A ki value kya hai? |
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| 43. |
Without using Trigonometric Table evaluate, tan7.tan23.tan60.tan67.tan83+cot54/tan36+sin20.sec70-2. |
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Answer» 2 Wrong question sec 68 nhi hoga |
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| 44. |
What is the value of 3tan2 26degree - 3 cosec2 64 degree |
| Answer» 3 | |
| 45. |
Cos²(45°+∅)+cos²(45°-∅)__________________________=1Tan(60°+∅) tan(30°-∅) |
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| 46. |
Cos4-sin4 |
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| 47. |
marking scheme of math cbse |
| Answer» What | |
| 48. |
If cosA- sinA =1 then prove that cosA +sinA =-+1 |
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| 49. |
Triangle chapter theoms |
| Answer» Prefer videos of this app | |
| 50. |
What is tringle |
| Answer» Don\'t joke here | |