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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 8001. |
(a+b) (a+b) |
| Answer» (a+b)whole square | |
| 8002. |
What is the probability of a non leap year having 53 Mondays ? |
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Answer» a non-leap year has = 365 days , 52 weeks + 1 day , 52 mondays + 1 (m/t/w/th/f/s/s)reqd P= 1/7 1/7 |
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| 8003. |
SecA + TanA = x , secA= ? |
| Answer» | |
| 8004. |
which term of the A.P. :121,117,113,.... is its first negative term |
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Answer» a=121d= - 4an=0an=a+(n-1)d0=121+(n-1)(-4)- 121 =-4n+44n=125n=31.25n = 32a32=121-31x4 = - 3 32th term is first negative term 121 |
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| 8005. |
How to get pass marks |
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| 8006. |
Is rohit\'s samle paper good? ?? |
| Answer» | |
| 8007. |
Formula important of all lesson |
| Answer» | |
| 8008. |
Gdhdhs |
| Answer» | |
| 8009. |
Guys...... wish u good luck for ur studies?????????? |
| Answer» | |
| 8010. |
Find the mean of 40 30 30 0 26 60 |
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| 8011. |
Can i get paid for answering questions tell howand what money is paid |
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| 8012. |
Who is muturi |
| Answer» | |
| 8013. |
Find the area of a circle whose circumference is 52.8 cm. |
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| 8014. |
The tangent at any point of a circle is parpendicular to the radius through the point of a contact |
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| 8015. |
How solve trigonometry identities |
| Answer» By learning all the formulas and using it at right place | |
| 8016. |
What is major sector |
| Answer» | |
| 8017. |
What are the formulas of surface area and volume derivation |
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| 8018. |
How is exemplar question useful in board exam?☺ |
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| 8019. |
I want all the formulas of mathematics chapter wise |
| Answer» | |
| 8020. |
To draw two tangents from a circle from external point when angle between tangent is 60 |
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| 8021. |
The points (1,-2) b (2,3),c(k,2) and d(-4,-3) are the vertices of ||m find the value of k |
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| 8022. |
Can the number 6n,n being a natural number,end with the digit 5 ? Give reason |
| Answer» natural numbers start from 1 and goes upto infinity.6n where n is a natural number endwith digit 5. the only number is 65.\xa0 | |
| 8023. |
What is mean by locus of circles? |
| Answer» A\xa0locus\xa0is a set of points that meet a given condition. The\xa0definition of\xa0a\xa0circle locus\xa0of points a given distance from a given point in a 2-dimensional plane. The given distance is the radius and the given point is the center of the\xa0circle. | |
| 8024. |
Given that HCF (306,657)=9,find LCM (306,657). |
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Answer» HCF x LCM = Product of two numbers9 x LCM = 306x657LCM = 306x657/9LCM\xa0= 34 x657LCM = 22338 HCF(306,657)×LCM(657)=306×657LCM(306,657)=201042÷HCF(306,657)LCM(306,657)=201042÷9=22338 |
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| 8025. |
If 2cos theta -sin theta =x and cos theta - 3sin theta =y,prove that 2xsquare +y square -2xy =5 |
| Answer» Given, 2 cos{tex}\\theta {/tex} - sin{tex}\\theta {/tex}\xa0{tex}= x\xa0{/tex} andcos{tex}\\theta {/tex}\xa0- 3 sin{tex}\\theta {/tex}\xa0{tex}= y{/tex}Put the values of x and y in {tex}2x^2\xa0+ y^2\xa0− 2xy{/tex}\xa0(LHS) , we get\xa0= 2(2 cos{tex}\\theta {/tex}\xa0− sin{tex}\\theta {/tex})2\xa0+ (cos{tex}\\theta {/tex}\xa0− 3 sin{tex}\\theta{/tex})2\xa0− 2(2 cos{tex}\\theta {/tex}\xa0− sin{tex}\\theta {/tex})(cos{tex}\\theta {/tex}\xa0− 3 sin{tex}\\theta{/tex})= 2(4cos2{tex}\\theta {/tex}− 4cos{tex}\\theta {/tex}\xa0sin{tex}\\theta {/tex}\xa0+ sin2{tex}\\theta {/tex}) + (cos2\xa0{tex}\\theta {/tex}− 6cos{tex}\\theta {/tex}\xa0sin{tex}\\theta {/tex}\xa0+ 9sin2{tex}\\theta{/tex}) − 2(2cos2\xa0\xa0{tex}\\theta{/tex}− 7cos{tex}\\theta{/tex}\xa0sin{tex}\\theta{/tex}\xa0+ 3sin2{tex}\\theta{/tex})= 8cos2{tex}\\theta{/tex}\xa0− 8cos{tex}\\theta{/tex}\xa0sin{tex}\\theta{/tex}\xa0+ 2sin2{tex}\\theta{/tex}\xa0+ cos2{tex}\\theta{/tex}\xa0− 6cos{tex}\\theta{/tex} sin{tex}\\theta{/tex}\xa0+ 9sin2{tex}\\theta{/tex}\xa0− 2(2cos2\xa0\xa0{tex}\\theta{/tex}− 7cos{tex}\\theta{/tex}\xa0sin{tex}\\theta{/tex}\xa0+ 3sin2{tex}\\theta{/tex})= 8cos2{tex}\\theta{/tex}\xa0− 8cos{tex}\\theta{/tex}\xa0sin{tex}\\theta{/tex}\xa0+ 2sin2{tex}\\theta{/tex}\xa0+ cos2{tex}\\theta{/tex}\xa0− 6cos{tex}\\theta{/tex} sin{tex}\\theta{/tex}\xa0+ 9sin2{tex}\\theta{/tex}\xa0− 4cos2{tex}\\theta{/tex}\xa0+ 14cos{tex}\\theta{/tex}\xa0sin{tex}\\theta{/tex}\xa0− 6sin2{tex}\\theta{/tex}= 5cos2{tex}\\theta{/tex}\xa0+ 5sin2{tex}\\theta{/tex}= 5(cos2{tex}\\theta{/tex}\xa0+ sin2{tex}\\theta{/tex}){tex}=5{/tex}= RHS | |
| 8026. |
How to solve circle |
| Answer» | |
| 8027. |
1/a+b+c =1/a+1/b+1/c |
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| 8028. |
What us real numbers |
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Answer» The largest family of numbers ..... which include rational no also In mathematics, a\xa0real number\xa0is a value that represents a quantity along a line. ... The\xa0real numbers\xa0include all the rational\xa0numbers, such as the integer −5 and the fraction 4/3, and all the irrational\xa0numbers, such as √2 (1.41421356..., the square root of 2, an irrational algebraic\xa0number). |
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| 8029. |
When will be the Board Exams start. |
| Answer» 15 feb - 15 mar | |
| 8030. |
What is construction???. |
| Answer» "Construction" in Geometry means to draw shapes, angles or lines accurately. These\xa0constructions\xa0use only compass, straightedge (i.e. ruler) and a pencil. This is the "pure" form of geometric\xa0construction: no numbers involved! | |
| 8031. |
Sin .cos |
| Answer» | |
| 8032. |
मुझे हीन्दी मैं परशन उतर चाहीए |
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Answer» So l can help you because my hindi is so good says my hindi teacher l bring 85 above in hindi I don\'t understand this question so write in explain |
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| 8033. |
Proove a×b=ab |
| Answer» | |
| 8034. |
How much part of trigonometry is going to come in exams |
| Answer» You ca learn only all formilas and last exercise of NCERT | |
| 8035. |
Radii |
| Answer» Plural of radius | |
| 8036. |
Prove that points (3,-2),(4,0),(6,-3) and (5,-5) are the vertices of parallelogram |
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| 8037. |
2018 sample paper of math |
| Answer» | |
| 8038. |
Guys......How much marks u all got in ur pre boards ??????......... |
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| 8039. |
Plaese All chapter with formulas Thks |
| Answer» Oh come on consult your book bro you will find it easily | |
| 8040. |
Where to use the direct method and assumed mean method |
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Answer» By seeing the question In finding mean...??????? |
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| 8041. |
can you tell . how can we find sin 1° value |
| Answer» | |
| 8042. |
What is formula of heron |
| Answer» s (s-a)(s-b)(s-c) in square root | |
| 8043. |
Water flows through a cylinderical pipe of internal diameter 7cn at 36km/h |
| Answer» What we find ???in this question?? | |
| 8044. |
Find cosec30° and cos60° geometrically |
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Answer» Let a triangle ABC with each side equal to 2a{tex}\\angle{/tex}A = {tex}\\angle{/tex}B = {tex}\\angle{/tex}C = 60°Draw AD perpendicular to BCIn\xa0{tex}\\triangle{/tex}BDA and\xa0{tex}\\triangle{/tex}CDAAB = AC, AD = AD and\xa0{tex}\\angle BDA=\\angle CDA{/tex}{tex}\\triangle B D A \\cong \\triangle C D A{/tex}\xa0by RHSBD = CD{tex}\\angle{/tex}BAD = {tex}\\angle{/tex}CAD = 30° by CPCTIn {tex}\\triangle{/tex}BDA,\xa0{tex}\\text{cosec} 30 ^ { \\circ } =\\frac HP= \\frac { A B } { B D } = \\frac { 2 a } { a } = 2{/tex}\xa0and\xa0{tex}\\cos 60 ^ { \\circ } =\\frac BH= \\frac { B D } { A B } = \\frac { a } { 2 a } = \\frac { 1 } { 2 }{/tex} let a triangle ABC with each side equal to 2a/_ |
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| 8045. |
In ∆ ABC , AB= 6√3 , AC =12, BC=6 then find the measure of ∆B |
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Answer» Perimeter is 28.392304845 90 degree |
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| 8046. |
Why are you |
| Answer» What is question ..U tell me | |
| 8047. |
x√2*2 |
| Answer» | |
| 8048. |
(k+9),(2k-1),(2k+7) is an ap find the consecutive number and find the value of k |
| Answer» We know that difference between any two consecutive terms of an AP\xa0is equal{tex}\\therefore{a_2} - {a_1} = {a_3} - {a_2}{/tex}let\xa0{tex}a_1=(k+9), a_2=(2k-1), a_3=(2k+7){/tex}{tex} \\Rightarrow (2k - 1) - (k + 9) = (2k + 7) - (2k - 1){/tex}{tex} \\Rightarrow k - 10 = 8{/tex}{tex} \\Rightarrow k = 18{/tex} | |
| 8049. |
45x^2+7x-6 |
| Answer» U can use quadratic formula | |
| 8050. |
SECa-TANa/SECa+TANa |
| Answer» | |