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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.
| 4101. |
Prime. Number |
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Answer» Ans. The number which has only two factors i,e 1 and itself A number which cannot be divisible by any number but only one and itself |
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| 4102. |
Send a blueprint |
| Answer» | |
| 4103. |
Prove that CosA/1-tanA+sinA/1-cotA Is equal to sinA+cosA |
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| 4104. |
Find the hcf of 3×5 and 3×5 |
| Answer» | |
| 4105. |
Formula to find mode of a given data |
| Answer» L+(f1-f0/2f1-f0-f2)*h | |
| 4106. |
If sec theta + tan theta then find the value of sec theta - tan theta |
| Answer» Can you please send the answer | |
| 4107. |
Root 3 sin x is equal to cos x |
| Answer» | |
| 4108. |
what is the common difference in which a 21-7 equal to 84 |
| Answer» a+20d-(a+6d)=84a+20d-a-6d =8420d-6d=84 ( a and -a were cancel)14d =84d=84/14d=6 so,d is equal to the 6 | |
| 4109. |
5x^2+2/x_3 is polynomial or not |
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Answer» No ...bcz this p(x) = 0 not given so can\'t remove x from denominator I think so not bcoz x is in the denominator |
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| 4110. |
Write a rational number between√2√3 |
| Answer» 1.5 | |
| 4111. |
Find a quadratic polynomial whose sum of zeroes and product of zeroes are given below :1/4,-1 |
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Answer» x²-(sum)x+(product)x²-1/4x-1 4x2 - 1x - 4 |
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| 4112. |
If one zero of the polynomial (a2+9)x2+13x+6a is reciprocal of the other find the value of a |
| Answer» Get c/a & calculated | |
| 4113. |
any body having the Pre-boad paper than please send me all the papers. |
| Answer» How | |
| 4114. |
Who made this subject |
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Answer» Kon SA subject Kyu Which subject? |
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| 4115. |
What is assumed methoud |
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Answer» See ncert Rs ka book me dekho U have to assume any mean Finding average mean ...it\'s a method |
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| 4116. |
If the common difference of an A.P is -6, find a16 - a12 |
| Answer» (a+15d)-(a+11d)a+15d-a-11d15d-11d15×(-6)-11×(-6)-90+66-24 | |
| 4117. |
Can (x-2) be the remainder on division of a polynomial p(x) by (x+3). |
| Answer» No, (x – 2) cannot be remainder on division of polynomial p(x) by (x + 3) because the degree of remainder is either 0 or its degree is less than the degree of the divisor. | |
| 4118. |
question no 2 exercise 8.1 |
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Answer» ?? Ncert |
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| 4119. |
Find roots of eq x2+32x-273 |
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| 4120. |
Prove that√3+√6 is irrational |
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Answer» Assume it rational ...and then open your ncert search it and if could not ask from me Point hai yha prove kaise kre?? |
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| 4121. |
Why maths is useful to us |
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Answer» Bcoz i luv maths ?? MATHS is the essential part of the life Teacher se pucho |
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| 4122. |
Which hormones prevent from shock? |
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Answer» In the brain there is cerebrospinal fluid present which prevent the brain from the mechanical shock Thanks prince It is cerebrospinal fluid Adrenaline |
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| 4123. |
Volumes of cone |
| Answer» 1/3πr²h | |
| 4124. |
For what value of \'k\', the numbers 2k+1,13,5k+3are three consecutive terms of an A.P. |
| Answer» 4k | |
| 4125. |
y=(x +√1+x2), then prove that |
| Answer» | |
| 4126. |
In which congress Session was the demand of \'purna swaraj\' adopted? |
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Answer» Lahore December 1920 Lahore session |
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| 4127. |
How to reduce maths fear guys ???¿???????????¿???¿¿¿¿ |
| Answer» Easy read the concept and go for solving question. | |
| 4128. |
Challenge |
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| 4129. |
After how many decimal expansion of 47÷2×2×2×5×5 terminate. |
| Answer» 2 | |
| 4130. |
What number should come next in the given series2,9,28,65,___ |
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Answer» Ohhhhh plz dont overreact Referring to your question, "how do you got?" I would say only that "I\'m Prince" " Yess It is correct Tell Is it correct? Yeahhh how do uh got it can u explain plz Is it 126? |
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| 4131. |
Two positive integers find whensum of square is 290 |
| Answer» 13 square+ 11 square =290. | |
| 4132. |
1\\tanQ+cotQ. 1\\1+sinA +1\\1-sinA = 2sec square A |
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| 4133. |
What are total outcome for 4 coins please tell |
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Answer» \xa0\xa0\xa0\xa0\xa0 12341 HHHH ALL FOUR COINS SHOW HEADS2 HHHT3 HHTH4 HHTT5 HTHH6 HTHT7 HTTH8 HTTT9 THHH10 THHT11 THTH12 THTT13 TTHH14 TTHT15 TTTH16 TTTT ALL FOUR COINS SHOW TAILS 4 |
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| 4134. |
How may question in bord exam |
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| 4135. |
If sin. + Cos =√3 show that tan+ cot=1 |
| Answer» | |
| 4136. |
Sabse bakwas subject batao |
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Answer» Maths All are easy, it\'s need your involvement in it. Kannda Sst Social science Social science |
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| 4137. |
A spiral is made |
| Answer» | |
| 4138. |
If tanA=n×tanB and sinA=m×sinB,then prove that cosA×cosA=m×m-1÷n×n-1?????? |
| Answer» Given,\xa0tan A = n tan B{tex} \\Rightarrow{/tex} tanB = {tex}\\frac{1}{n}{/tex}tan A{tex}\\Rightarrow{/tex}\xa0cotB =\xa0{tex}\\frac { n } { \\tan A }{/tex}..........(1)Also given,\xa0sin A = m sin B{tex}\\Rightarrow{/tex}\xa0sin B =\xa0{tex}\\frac{1}{m}{/tex}sin A{tex}\\Rightarrow{/tex}\xa0cosec B =\xa0{tex}\\frac { m } { \\sin A }{/tex}.....(2)We know that, cosec2B - cot2B = 1, hence from (1) & (2) :-{tex} \\quad \\frac { m ^ { 2 } } { \\sin ^ { 2 } A } - \\frac { n ^ { 2 } } { \\tan ^ { 2 } A } = 1{/tex}{tex}\\Rightarrow \\quad \\frac { m ^ { 2 } } { \\sin ^ { 2 } A } - \\frac { n ^ { 2 } \\cos ^ { 2 } A } { \\sin ^ { 2 } A } = 1{/tex}{tex}\\Rightarrow \\quad \\frac { m ^ { 2 } - n ^ { 2 } \\cos ^ { 2 } A } { \\sin ^ { 2 } A } = 1{/tex}{tex}\\Rightarrow{/tex}\xa0m2 - n2cos2A = sin2A{tex}\\Rightarrow{/tex}\xa0m2 - n2cos2A = 1 - cos2A{tex}\\Rightarrow{/tex}\xa0m2 - 1 = n2cos2A - cos2A{tex}\\Rightarrow{/tex}\xa0m2 - 1 = (n2 - 1) cos2A{tex}\\Rightarrow \\quad \\frac { m ^ { 2 } - 1 } { n ^ { 2 } - 1 } ={/tex}\xa0cos2A | |
| 4139. |
If h is the HCF of 76 and 82 which is expressible 76x + 82y then find the value of h + x + y . |
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| 4140. |
Kal hamara pre board hain |
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Answer» best of luck and kal maira bhi pre-board hai English ka ?????? Maths kvs Best of luck Kahi k |
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| 4141. |
Find the last number which is divisible by all the numbers from 1 to 10 |
| Answer» LEAST COMMON MULTIPLE (LCM ) of 1 , 2 , 3 , 4 , 5 ,6 , 7 , 8 , 9 , 10 = 2520 HOW?1234 = 2^256 = 2 X 378 = 2^39 = 3^210 = 2 X 5LCM = 2^3 X 3^2 X 5 X 7 = 8 X 9 X 5 X 7 = 280 X 9\xa0=2520\xa0 | |
| 4142. |
What is the means of negative ratio ? |
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| 4143. |
New exam date released |
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Answer» It\'s already 9:8 Now on 8:45 When |
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| 4144. |
If HCF of 35 and 45 is 5 , lcm of 35 and 45 is 63multiply a , then find the value of a |
| Answer» 5 | |
| 4145. |
Prove area of triangle :coordinate geometry |
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Answer» Not possible here Not possible here.. ?? |
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| 4146. |
Perimeter of semicircle |
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Answer» Actually I am not dilip Correct dilip (pi+2)r Devesh..... Wrong Wrong tushar πr 1/2 pi r Your wrong Sona and mital Pie r Pie r square by two Pi r +2r 1/2 pi r2 |
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| 4147. |
In anAP if nth term is 1/n and mth term is 1/n find sum of first mn terms. |
| Answer» Let the first term = a and common difference = dGiven , am=\xa0{tex}\\frac{1}{n}{/tex}\xa0and an ={tex}\\frac{1}{m}{/tex}So,\xa0{tex}{\\mathrm a}_{\\mathrm m}=\\mathrm a+(\\mathrm m-1)\\mathrm d=\\frac1n {/tex}.........(1)and,{tex}{\\mathrm a}_{\\mathrm n}=\\mathrm a+(\\mathrm n-1)\\mathrm d=\\frac1m {/tex}.........(2)Subtracting (2) from (1), we get :-(m-n)d =\xa0{tex}\\frac{m-n}{mn}{/tex}Or, d={tex}\\frac{1}{mn}{/tex}Now putting value of d in (2),\xa0{tex}\\mathrm a+(\\mathrm n-1)\\times\\frac1{\\mathrm{mn}}=\\frac1{\\mathrm m}{/tex}{tex}\\mathrm a+\\frac1{\\mathrm m}-\\frac1{\\mathrm{mn}}=\\frac1{\\mathrm m}{/tex}{tex}\\mathrm a=\\frac1{\\mathrm{mn}}{/tex}Now,\xa0{tex}{\\mathrm S}_{\\mathrm{mn}}=\\frac{\\mathrm{mn}} {2}\\lbrack\\frac2{\\mathrm{mn}}+(\\mathrm{mn}-1)(\\frac1{\\mathrm{mn}})\\rbrack{/tex}{tex}\\Rightarrow {/tex}\xa0Smn\xa0=\xa0{tex}\\frac {1} {2}{/tex} [ 2 + (mn - 1)] 【taking (1/mn) common 】{tex}\\Rightarrow{/tex}\xa0Smn\xa0=\xa0{tex}\\frac 1 2{/tex}\xa0[1 + mn ]\xa0 | |
| 4148. |
In a figure Ap:4cm,bq:6cm and ac:9cm then find it\'s semi perimeter |
| Answer» JejebidbeysisbduoK | |
| 4149. |
What is tan thita |
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Answer» Tan thita =p/b Its full name is tangent tan thita is an angle which is equal to perpendicular upon base |
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| 4150. |
All theorems of chapter triangles |
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Answer» Rd sharma book bhi use kar sakte ho See in Rs agarwal book |
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