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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.
| 24851. |
Find smallest 4digit number which is divided by 5,7and 9 remaining 1,2 and 3 respectively. |
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| 24852. |
Te |
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| 24853. |
Preserver yheacdehw CCTV bahdur |
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| 24854. |
what is the passing marks? |
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Answer» Ja kar paradhi karo bekar me time waste mat karo abhi se parho to kya pata pass ho jao Beta ja ke pad le faltu me tam pass na kare |
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| 24855. |
If x=1+5^1/3+5^2/3, then find the value of x^3 -3x^2 |
| Answer» 22 | |
| 24856. |
If x=1+5^1/3+5^2/3 find the value of x^3 |
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Answer» 1331 216 |
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| 24857. |
Find solutions for the following pair of linear equations. x-y=3,4x+2y=0 |
| Answer» X=3+Y eqn- (a)Putting this value of( x ) in eqn- (b) We will get => 4(3+Y) +2y =0=>12 +4y +2y=0=>. 6y =-12=> Y = -2Now, putting the value of (Y) in eqn-. (a)We get X =3+(-2) = 3-2 =1Value x and Y are :- 1 and 2 respectively.... | |
| 24858. |
2x + 3y = 0 2x - 3y = 0solve the equation by elimination method |
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Answer» 2x + 3y = 0. eq12x - 3y = 0. eq2Subtracting eq1 from eq2 2x - 3y = 0-2x - 3y = -0-6y = 0Y = 0 Putting y value in eq1 X = 0 2x+3y=0 2x-3y=0 x=0 y=0 |
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| 24859. |
Ap kaise hal hta hai |
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| 24860. |
Change in value of trignometry |
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| 24861. |
What is the product of the zeros of the polynomials(3x-6)and(7x-21) |
| Answer» Zero of 3x-6=03x=6X=2Zero of 7x-217x-21=07x=21X=3Therefore solution is 2*3=6 | |
| 24862. |
How many three digit number are divided by 3 |
| Answer» Use ap formula an=a+(n-1)d. Ap I a 102......999Substitute in the formula u get n= 300 | |
| 24863. |
Complete the series 2,5,11,17,23,31,? |
| Answer» 41 | |
| 24864. |
Polinomials |
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| 24865. |
If a-b=3&b-c =5 the n the value of a square + b square + c square - AB - BC - C A is = ? |
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| 24866. |
Quadritc equation ×raised power 2+5×_1800 |
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| 24867. |
Which terms in the arithmetic progression 7,14,21,28will be 105more then the 20 term? |
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| 24868. |
Show that 3 consequtive integer is divisble by 5 |
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| 24869. |
What is 3+2 |
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Answer» 5 7+2 5 |
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| 24870. |
Fin |
| Answer» Fin help to swim fish in water | |
| 24871. |
Ifselling price of 20 articles is equal to cost price of 23 articles . Then what is loss or profit % |
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| 24872. |
Distance of the top of hight tree to the botom of tree (bc)=8m |
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| 24873. |
How can be prove the sum of all angle of triangle are 180 |
| Answer» It can be proved using parallel line concept | |
| 24874. |
A quad and is called a rectangle |
| Answer» A quad. Is called a rectangle in following cases1. Opposite sides are equal and parallels.2. All angels are right angel . | |
| 24875. |
Chapter 4 pk solutions |
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| 24876. |
Padhi kyu nhi karte ho RAHUL??? |
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| 24877. |
SinA=X, Sin2A= |
| Answer» Y | |
| 24878. |
How to understand justification of construction |
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Answer» I want some trick to understand it Alok chauhan ho sdb baale ? |
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| 24879. |
Prove that 0/0=2 if 0/0 is possible |
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| 24880. |
If a-b=3 and b-c=5,then find the value ofa^2+b^2+c^2-ab-bc-ca is? |
| Answer» assuming c-a=6(a-b)2=a2+b2-2ab=9..................... i(b-c)2=b2+c2-2bc=25....................ii(c-a)2=c2+a2-2ca=36.....................iiii + ii + iii2a2+2b2+2c2-2ab-2bc-2ca=70a2+b2+c2-ab-bc-ca=35 | |
| 24881. |
Leap year |
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Answer» Has 366 days 365 |
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| 24882. |
which type cbse qustion asked some for all chapter |
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| 24883. |
Prove a rhombus in circle |
| Answer» Sum of all angles of centre of circle is 360 degree. Rhombus each diagonal angle is 90 degree 90×4=360 | |
| 24884. |
If a cosA + b sinA = c , then prove that a sinA - b cosA = root over of a^2 + b^2 - c^2 |
| Answer» We have, {tex}asin\\theta+bcos\\theta=c{/tex}On squaring both sides, we get{tex}(asin\\theta+bcos\\theta)^2=c^2{/tex}(a sin θ)2\xa0+ (b cos θ)2\xa0+ 2(a sin θ) (b cos θ) = c2⇒ a2\xa0sin2\xa0θ + b2\xa0cos2\xa0θ + 2ab sin θ cos θ = c2⇒ a2(1 – cos2\xa0θ) + b2\xa0(1 – sin2\xa0θ) + 2 ab sin θ cos θ = c2 {tex}[\\because sin^2\\theta+cos^2\\theta=1]{/tex}⇒ a2\xa0– a2\xa0cos2\xa0θ + b2\xa0– b2\xa0sin2\xa0θ + 2ab sin θ cos θ = c2⇒ –a2\xa0cos2\xa0θ – b2\xa0sin2\xa0θ + 2ab sin θ cos θ = c2\xa0– a2\xa0– b2 Taking Negative common,⇒ a2\xa0cos2\xa0θ + b2\xa0sin2\xa0θ – 2ab sin θ cos θ = a2\xa0+ b2\xa0– c2⇒ (a cos θ)2\xa0+ (b sin θ)2\xa0– 2(a cos θ) (b sin θ) = a2\xa0+ b2\xa0– c2⇒ {tex}(acos\\theta-bsin\\theta)^2=a^2+b^2-c^2{/tex}⇒{tex}acos\\theta-bsin\\theta{/tex} =\xa0{tex}\\pm \\sqrt { a ^ { 2 } + b ^ { 2 } - c ^ { 2 } }{/tex}\xa0Hence proved, {tex}acos\\theta-bsin\\theta{/tex} =\xa0{tex}\\sqrt{a^2+b^2-c^2}{/tex} | |
| 24885. |
What is frustum?and give its formula . |
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| 24886. |
What is sequence? |
| Answer» Sequence is series of related terms with equal common difference.It is related to ap | |
| 24887. |
If a dice is rolled thrice what is the probability of getting an odd number? |
| Answer» {tex}\\frac{1}{2}{/tex} | |
| 24888. |
Explain section formula |
| Answer» Xyz | |
| 24889. |
8 |
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Answer» 76543210 9 |
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| 24890. |
(cos2 a-1)(cot2+1)+1=0. Proof this |
| Answer» ?? | |
| 24891. |
Find the roots of the quadratic equation √3x^2-2x-√3 |
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Answer» x=√3 , x= -1/√3 valuse of x are √3 and - 1/√3this time its correct .;"¥°{×€× sorry sorry my mistake my answer is wrong this equation will have imaginary roots,because,D=b2 - 4acD=(-2)2 - 4(√3)*(√3)D =4 -(4*3)D= - 8as D is negative this equation has imaginary roots |
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| 24892. |
tan theeta +sin theeta=m, tan theeta -sin theeta=n than prove it msqure -nsqure=4 root mn |
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Answer» Kon solve karega itna lamba Ak bhai tumhe itna viswass hai ki me ans de doonga ish question ka |
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| 24893. |
How to find 2 is irrational number |
| Answer» By taking Co prime no. A and B | |
| 24894. |
If an=5-11n for an A.P.,then find its common difference |
| Answer» If n = 1 ;a1 = 5-(11×1)a1 = -6If n = 2 ;a2 = 5-(11×2)a2 = -17Now , a1=-6 & a2=-17Hence, common difference =d = a2-a1= -17-(-6)= -11 | |
| 24895. |
Why√3/2*3/PR=2√3 |
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| 24896. |
Find the sum of zeroes of given quadratic polynomial -3x^2+k. |
| Answer» 0 | |
| 24897. |
how many first two digit no divisible by 8 |
| Answer» 11 | |
| 24898. |
Prove that 1=2 |
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Answer» Solution-1=20×1=0×2 (multiply 0 both sides)0=0Hence proved Jaise 2 + 2 = 5 hote hain baise hi 1= 2 hota hai Let x=1and x=2Therefore by eq1andeq21=2 Dddd |
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| 24899. |
Hujk |
| Answer» Kon si bat dil par leliye bhai ...? What\'s this?? | |
| 24900. |
2+2÷2=? Comment ur answers ... let test ur maths by a simple question, |
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Answer» It\'s 3 2 Hey Hyyy ???? |
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