InterviewSolution
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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.
| 42551. |
Solve the quadratic equation by factorisation :- x² - x - a(a+1)=0 |
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Answer» Sorry x=1+a aayega... x2-x-a(a+1)=0x2-x-a2-a=0 (x2-a2)-(x+a)=0(x+a)(x-a)-(x+a)=0(x+a)[(x-a)-1)]=0(x+a)=0. (x-a)-1=0x= -a. x-a=1 x=1-a |
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| 42552. |
Study based questions |
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| 42553. |
The zeroes of the polynomial x2 - 3x - m (m + 3) are |
| Answer» x2+ mx - (m+3)x - m (m+3)x(x + m) -(m+3)(x + m)(x +m) { x - (m+3)}So, x = -m and (m+3)Hope you got it.. | |
| 42554. |
if the mode of the data : 3,5,8,9,12,7,12and x is 8,find the value of x |
| Answer» 8 | |
| 42555. |
Find the ratio in which P (2,y) divides the line segment joining the points A(-2,2) and B(3,7) |
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| 42556. |
Show that the points (1,7), (4,2), (-1,-1) and (-4,4) are the vertices of a square |
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| 42557. |
Waise Karim city college kon kon jayega |
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Answer» Kyu aap kaha se ho aap nhi jaanti Sakchi Kis field ka college h y |
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| 42558. |
Explain why 7 × 11 × 13 + 13 and 7 × 6 × 5 × 4 × 3 × 2 × 1 + 5 are composition number |
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Answer» ??????????????? Ya they are composite no. Because it have more than 2 factor 13(7×11+1) = 13×78Product of two +ive no is composite number ............5(7×6×4×3×2×1+1)=5×(1009) ....Product of two +ive no is composite number. It is a composite no. It\'s composite number... |
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| 42559. |
Root 3 is irrsnal number |
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Answer» true Ya Yes it is irrational no. No |
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| 42560. |
In factor tree find x and y y =2,x=5,7 |
| Answer» X = 5 x 7X = 35then y = 2 x 35Y = 70X = 35, Y = 70 | |
| 42561. |
Exercise 1.1 Which questions are coming? |
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Answer» Exercise 1.1 deleted exercise h.. Exercise Cancelled |
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| 42562. |
The product of two consecutive positive integers is 306 . We need to find out integers. |
| Answer» Let two consecutive number are x and (x+1)A.T.Qx(x+1)=306X2+x-306=0 X2+18x-17x-306=0x(x+18)-17(x+18)=0 (x-17) (x+18)=0 x-17=0 x+18=0x=17. x= -18 So ,x=17 and x+1 =17+1=18 Therefore,the no. are 17 and 18 | |
| 42563. |
Find the sum of all multiples of 7 lying between 200 and 900 leaving reminder 5 |
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| 42564. |
what is the formula to find nplease reply i am tenth class |
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Answer» An=a+(n-1)d a(n-1)d An= a+[n-1]d An=a+(n-1)d An = a + (n-1)d |
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| 42565. |
All formula class 10 |
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Answer» Maths Which chapter |
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| 42566. |
Area of equilateral triangle prove that |
| Answer» Prove what ?? | |
| 42567. |
Is Ncert enough for Class 10 boards Maths (basic) 2020-21 ? |
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Answer» I think you should go through Rd Sharma book also I think no Yes Do sample papers too with ncert |
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| 42568. |
Elimination method fraction equation |
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| 42569. |
What is lone pair ?? |
| Answer» 14.2 | |
| 42570. |
Find the value of y which distance between the points p(2,-3)and q(10,y)is 10 units |
| Answer» The value of y is -3(1- root6) and -3(1+ root6). | |
| 42571. |
Gauri Mehra app kar rahi h artitecture ki padhai sach me |
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Answer» Hlo Cb |
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| 42572. |
express all the trigonometric ratios,in terms of sec theta |
| Answer» Cos theta=1/sec thetaSin theta =√sec square theta-1/sec thetaTan theta =√sec square theta -1Cot theta=1/ √sec square theta -1Cosec theta=sec theta/√sec square theta-1 | |
| 42573. |
If 4 sec A = 5, find the value of sinA |
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Answer» sin a= 3/5 Sin A =3/5 3\\5 SinA=3/5 sinA=3/5 |
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| 42574. |
Prove a cyclic parallelogram of a rectangle |
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| 42575. |
Construction chapter k baare m thoda koi bata do main main points |
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Answer» Matlab Aap youtube pe videos dekh lo samaj aa jaye ga.Har ek question ki video dekh ke 2 times draw karo.Ho jayegaEx11.1 se sirf 1st que aana hai.Ex11.2 puri aani hai. |
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| 42576. |
ax2+bx+c |
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| 42577. |
Maths chapter 5 example 9 and 10 will be cut or not |
| Answer» No ....... | |
| 42578. |
Give me the solution of this question : sec A (1-sin A)(secA+tanA) |
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Answer» 1 =sec A(1 - sin A)(sec A + tanA)= 1/ cos A(1-sinA)(1/cosA + sinA/cosA)=(1- sinA)(1 + sinA)/cosA ×cosA= 1 - sin^2 A/cos^2 A=cos^2 A/ cos^2 A [[ since, cos^2 A + sin^2 A = 1]]= 1 |
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| 42579. |
Csa,twa and volume of hollow cylinder |
| Answer» CSA: 2× pie× h(R + r)TSA: 2× pie (R+r)( h + R -r) VOL: pie× h(R^2 - r^2) | |
| 42580. |
Find the perimeter of quadrant of a circle of radius 3.5 |
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Answer» 5.5cm Perimeter of a quadrant=πr/2 +2r=22/7 X 3.5____________. + 2 X 3.5 2=11/2 + 7=25/2=12.5 |
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| 42581. |
8 th 3.1 answer |
| Answer» Please ask question with complete information. | |
| 42582. |
Solve the equation: 2(x-3)+ 3(x - 2)(2x - 3) = 8(x + 4)(x - 4) - 1\u200b |
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Answer» 2x-6+6x²-9x-12x-18 = 8x²-32x+32x-128-12x-9x-12x = 8x²-6x²-129+18+6-19x = 2x²-1052x² -105+19=0 2 |
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| 42583. |
Write whether6√45+4√20+√405/√1050 on simplification gives a rational or irrational no. |
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| 42584. |
What is the ncert exampler |
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Answer» A book for students....Also name of the book do you want exampler book This is the name of book |
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| 42585. |
I need class work notes |
| Answer» Then make ur own notesDo some hardwork | |
| 42586. |
Sir class size mean |
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Answer» Maan le tuje 0-10 10-20 aise de rakha hai to tu khud dekh 0 se 10 ka difference kitna hai wahi tera class size samjha Class size = upper limit+lower limit class size is the average of upper limit nd the lower limit of a paticular class . |
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| 42587. |
√p+√q is irrational |
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Answer» Yes both √p and √q are irrational number and sum of irrational numbers are also irrational Yes because the sum of irrational and irrational is also irrational |
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| 42588. |
Agar mere maths m 80 m say 70 marks aate h toh muje is ko covert karna h 5 marks m toh m kasay karu |
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| 42589. |
Solve:2x²+3y |
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| 42590. |
b square x upon a - a square y upon b = ab (a +b) . b square x- a square y =2 a square b square |
| Answer» y= b(a-b)/(a+1)x=a²(3a+b)/b(a+1) | |
| 42591. |
Solve the pair of linear equation x-2y=0,3x+4y=20 |
| Answer» (x,y)=(4,2) | |
| 42592. |
if 2cos2θ=✓3 then find θ |
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Answer» 2cos2A=√3Cos2A=√3/2Cos2A=cos30°.....1On comparing both side by cos in equation 1 we get2A=30°A=30/2A=15° => Cos2∅=√3/2=> Cos2∅= cos30°=> 2∅=30°=> ∅= 15° 30 |
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| 42593. |
Important questions of trigonometry and Surface area and volume class 10 |
| Answer» What are you asking | |
| 42594. |
Exercises 1 |
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| 42595. |
Find whether -150 is the term of the AP 17,12,7,5 |
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Answer» No An: -150a: 11d : 3N: ? Now, write the formulaThat is, An=a+[n-1]d-150=11+[n-1]3-150-11+3=n-1-178/3=nThis is not in Ap |
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| 42596. |
Solve for x and y : 0.5x - 0.1y = 0.7 |
| Answer» 0.5x-0.1y=0.7Multiplying both sides by 10 we gets5x-y=7 In this way we can simplify another equation too which you haven\'t written here Hope you found some help from this | |
| 42597. |
TanA/1-cotA=CotA/1-TanA=1+Sec.CosecA |
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Answer» Bhai left side me equal to ki jagah plus rahega. Prove that G |
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| 42598. |
Define the principal focus of a concave mirror |
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Answer» Other wise this question is from physics not mathematics The principal focus of a concave mirror is a point on it\'s principal axis to which all the light Ray\'s which are parallel and close to the axis,converge after reflection from the concave mirror |
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| 42599. |
The kendriya vidyalaya is a sangathan |
| Answer» no, i own it | |
| 42600. |
If the triangles are similar. Find the missing AC=? |
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