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InterviewSolution
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.
| 351. |
Find hcf and lcm of 18 and 24 |
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Answer» HCF is 2 HoPe It HeLpS yOu?? HCF:6 & LCM:72. Your answer- hcf=2 and lcm=216 |
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| 352. |
Write all formulas of ch 8 maths of class 10th |
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| 353. |
When do we have to put Sn =n/2 (a+an) |
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Answer» We put "Sn = n/2 ( a + an )" when we know the value of "an" (last term of an AP) to find the sum of "n" terms when we know the last term of an AP. Sorry I didn\'t know |
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| 354. |
When do we put this equation Sn=n/2 ( 2a +(n-1)d) Not this an= a+(n-1)d |
| Answer» We put "Sn= n/2 ( 2a+ ( n - 1 )d )" when we have to find sum of "n" terms of a given AP and we put "an = a + ( n - 1 )d" when we are finding the value of the "n"th term of a given AP. | |
| 355. |
Find the 15th term of an Ap 12, 15, 18 etc a=12 d=15-12=3 n = 15in this why we put n= 15? |
| Answer» We put n = 15 because the formula is a+(n-1)*d and here n refers to the No. Of terms | |
| 356. |
What is natural number, Consecutive, integers |
| Answer» Natural no starts from 1 and goes on like 1,2,3....Consecutive: next or continuous no for example 2,3,4 are consecutive after 1Integers: negative and positive no | |
| 357. |
Solve the question 5 whole root 3/x +7whole root x/3 =22 2/3 |
| Answer» Sec theta | |
| 358. |
What is the zeros of x square - 2 X + 8 |
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Answer» Please check the equation again. Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? Foxixzuuzxfi |
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| 359. |
In Arithmetic Progression What is d, an, a ? |
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Answer» D" is common difference, "a" is first term and "an" is last term. "D" is common difference, "a" is first term and "an" is last term. "d" is common difference, "a" is the first term of A.P.,"an" is the general term. |
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| 360. |
What is an? |
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Answer» "An" is a last term Hlo......join betternation.xyz this is a site where u can have a lot of friends and fun ? ? ? Hii |
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| 361. |
If a pair of linear equations is consistent then the line will be |
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Answer» Infinite many solution or unique solution Intersecting or coincident . Intersecting or coincident |
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| 362. |
If mean 54 find the value of p Class 0-20 20-40 40-60 60-80 80-100Frequency 7 p 10 9 13 |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 363. |
Question no 4 of ex 14.2 |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 364. |
Maths kis na bani thi |
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Answer» ??Maine?? ✌️ correct question Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 365. |
The angle of evolution |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 366. |
Chapter 88.1 |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 367. |
TANQ + COTQ |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 368. |
Find the coordinates of the point which divides the join of (-1,7) and (4,-3) in the ratio 2:3 |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 369. |
Vedic maths ch 6 solution |
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Answer» Send me the link Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 370. |
The value of (tan1 tan2 tan3........tan89) is |
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Answer» 1 1 Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 371. |
Derive and explain the PYTHAGORAS THEOREM.. |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? | |
| 372. |
Solve by factorisation metod x+1/x=11*1/11 |
| Answer» In valid question | |
| 373. |
4 divided by 0 is equal to? |
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Answer» It\'s 0 Undefined 0 Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? Undefined |
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| 374. |
Statistick |
| Answer» Stactis | |
| 375. |
Find sum of first 30 integers divisible by 8 |
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Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? The number series 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, . . . . , 240.The first term a = 8The common difference d = 8Total number of terms n = 30\xa0step 2 apply the input parameter values in the AP formulaSum = n/2 x (a + Tn)= 30/2 x (8 + 240)= (30 x 248)/ 2= 7440/28 + 16 + 24 + 32 + 40 + 48 + 56 + 64 + 72 + 80 + 88 + 96 + . . . . + 240 = 3720Therefore, 3720 is the sum of first 30 positive integers which are divisible by 8 |
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| 376. |
Test paper |
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Answer» Thanks Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? Of which subject? |
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| 377. |
Solve for x by quadratic formula: x-1/x-2 + x-3/x-4 = 10/3 |
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Answer» What is in this site Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 378. |
If the HCF of 408 and 1032 is expressed in the form of 1032m-408 ) 5 |
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Answer» 1032=408×2 + 216408 = 216×1 + 192216 = 192×1 + 24192=24×8 + 0so the hcf will be 24now24 = 1032 - 408×51032m - 2040 = 24m=2 Statistick Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? \xa01032=408×2 + 216408 = 216×1 + 192216 = 192×1 + 24192=24×8 + 0so the hcf will be 24now24 = 1032 - 408×51032m - 2040 = 24m=2 m=2/5 |
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| 379. |
Trigonometric ratio of 0° and 90° |
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| 380. |
x/3+y/4=115x/6-y/3=-7Solve in substitution, elimination, cross multiplication method |
| Answer» X=6Y=36 | |
| 381. |
If two zeroes of the polynomial x3 – 5x2 + 2x + d are respectively – 1 and 2, then evaluate d. |
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Answer» Liner equation and two variyebal By putting the value of x as -1 and 2 one by one the given polynomial 1) when x=-1(-1)^3-5(-1)2+2(-1)+d=0 # -1-5-2+d=0 # d=8Similarly on putting the value of x as 2 we will get d=8.Therefore the required value of d=8.Hope it will be helpful Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 382. |
Is the product of the zeros of the polynomial a x square - 6 x minus 6 is 4 find the value of a |
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Answer» If it is giving u irritation then please add to ur question that "don\'t reply with betternation.xyz " Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 383. |
X2+2xy+y2 |
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Answer» [X + Y]^2 Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? (X + Y)^2 (x+y )^ it means x+y whole square |
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| 384. |
Trick of prove triangle questions |
| Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? | |
| 385. |
If (p-1),(p-2),(3p-1)are in Ap,then p is equal to : 1.(4) 2.(-4)3.(2)4.(-2) |
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Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? If you write p + 3 in place of p -2 then the answer is 4.p−1,p+3,3p−1 are in A.P.∴2(p+3)=p−1+3p−1⇒2p+6=4p−2⇒2p=8∴p=4 (p -2) - (p -1) = (3p -1) - (p -2)p -2 - p + 1 = 3p - 1 - p + 2-1 = 2p + 12p = -1 -1\xa02p = -2p = -2/2 = -1 But answer is 4 (p -2) - (p -1) = (3p -1) - (p -2)p -2 - p + 1 = 3p - 1 - p + 2-1 = 2p + 12p = -1 -1\xa02p = -2p = -2/2 = -1 |
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| 386. |
Which book i must study for class boards. |
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Answer» Main text book...and extra questions related to the topic.. it will help to score good marks.. Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? Oswal |
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| 387. |
Rd sharma Exercise 4.6 question number 15 |
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Answer» Jehvshwojkkhhs Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? |
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| 388. |
Sin A = ? |
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Answer» Perpendicular/hypotenuse Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? Opposite side of angle A÷hypotenuse Perpendicular /Hypotenuse Side opposite to angle A/hypotenuse |
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| 389. |
Roots of x2—15=0 |
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Answer» Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? ? ka jar x2-15=0(x-√15) (x+√15)=0x=√15, x=-√15x=+-√15 x2—15=0x2 = 15x =\xa0± √15 |
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| 390. |
2 X + 3 y = 12 and 3 x - 2 y =5 |
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Answer» By elimination method (y = 2) and (x = 3) Join betternation.xyz This is a site where u can have a lot of friends and fun ? ? ? By elimination method 2x+3y=12 ✖ by23x-2y=5 ✖ by 34x+6y=24. 1 eq9x-6y=15. 2eqAdding both equations 13x=39X=3Putting the value in 2eq9.3-6y=1527-6y=15-6y=15-27-6y=-12Y=2 |
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| 391. |
2x^2+2x-424=0 middle factorise |
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Answer» Answer :•2x^2+2x-424=0•x^2+x-212=0 (dividing the equation by 2 in each terms) a=1,b=1and c=-212•D=b^2-4ac=(1)^2-4(-212)*1=1- 848=-847•x=-b+rootD/2a=-1+root-847/2=-1+847i/2And,x=b+rootD/2a=1+root-847/2=1+847i/2 Hence, x=-1+847i/2,x=1+847i/2 Join Betternation.xyz This is a site where u can have a lot of friends and fun ? ? |
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| 392. |
Mhn |
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Answer» Join Betternation.xyz This is a site where u can have a lot of friends and fun ? ? ??? Wat?¿? What do you want to say |
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| 393. |
Solve the equation by elimination method X - 5y = 112x +3y=4 |
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Answer» Please join 2x+3y+4=0x-5y=11multipy 2nd equation with 2 then you get2x-10y=22now subtract this equation from equation 12x+3y+4=02x-10y. =22by solving we gety=-2and substitute y value in above equation and getx=1. HOPE IT HELPS YOU?✌ Join Betternation.xyz this is a site where u can have a lot of friends and fun ? ? 2x+3y+4 =0 Andx-5y-11=0now multiply second equation by 2 then you\'ll get 2x+3y+4=0x-5y=11multipy 2nd equation with 2 then you get2x-10y=22now subtract this equation from equation 12x+3y+4=02x-10y. =22by solving we gety=-2and substitute y value in above equation and getx=1 |
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| 394. |
Find the tow consitive integer sum shoes square is 365 |
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Answer» ? Hmmmmmmmmmm,Okkkkkkkkkkkkk. This is a site where u can have a lot of fun and friends ? Join Betternation.xyz |
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| 395. |
4k-5y=k2k-3y=k |
| Answer» Join Betternation.xyz This is a site where u can have a lot of friends and fun ? | |
| 396. |
Prove cos square theta+1/1+cot square theta =1 |
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Answer» Cos²A + 1/(1+cot²A) Cos²A + 1/(1+ cos²A/sin²A) Cos²A + 1/{(sin²A+cos²A) /sin²A}Cos²A + 1/1/sin²ACos²A + sin²A=1 Join Betternation.xyz This is a site where u can have a lot of friends and fun ? ? |
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| 397. |
Q. If sinA+cosA=x,Prove that sin^6A+cos^6A=4-3(x^2-1)^2/4 |
| Answer» Join Betternation.xyz This is a site where u can have a lot of friends and fun ? ? | |
| 398. |
Find the zeroes of the following quadratic polynomial 4u^2+8u |
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Answer» 4u^2+8u=4u(u+2)Either 4u=0 =u=0/4=0Or u+2=0 =u=-2 Zeros are 0,-2Sum of zeros=o+(-2)=-2=-8/4=-(Coefficient of u)/(Coefficient of u^2)Product of zeros=0×(-2)=0=0/4=constant term/Coefficient of u^2 4u |
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| 399. |
What is the formula to get roots of a quadratic equation? |
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Answer» x = -b±√b²-4ac/2a It\'s a correct formula ? -b+under root b^2-4ac/2a |
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| 400. |
If the zeroes of x cube-6x square+ 3x + m are (a-d), a and (a+d) then m =? |
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Answer» 1st stepSum of zeros ka formulae lagao isse tumhara ; a=2 niklega2nd stepalpha. bita+bita × gama+gama × alpha ka formulae lagao aur a ka value put karo to ; d=3 niklega3rd stepProduct of zeroes ke formulae me A or D ka value put karo to m= 10 ayega M=10 |
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