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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.
| 6701. |
Draw a line segment of lenght 8cm and divide it in the ratio 3:2. Theb measure the two lenghts |
| Answer» 24÷5 and 16÷5 | |
| 6702. |
4y^2+4y+1=0 |
| Answer» By using middle term factorization, we get 4y^2 + 2y + 2y +1 = 0 . Then 2y(2y +1) + 1 (2y +1 )=0. Then (2y+1)(2y+1)=0. Then y= -1/2 and y= -1/2. | |
| 6703. |
How to solve 3tan=4 find cot |
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Answer» 3tan = 4 gives tan=4/3 . Then as we know, cot = 1/tan then cot = 3/4. 3tan=4Implies, tan=3/4Implies, cot= 4/3 3Tanx=4Tanx=4/3 Cotx=1\\tanx=1/(4\\3) =3/4 |
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| 6704. |
What are the Important identies in polynomials chapter class 10 |
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| 6705. |
(X+1) |
| Answer» X=-1 | |
| 6706. |
1/0 is not defined number why |
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Answer» 1/0 is not defined because it could be written in p/q form it is defined when q is not equal to zero Because q = 0 Scientists are researching on it . When they tell us surely I will tell you |
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| 6707. |
Abe is an isosceles triangle right angled at c prove that that Ab2 =2ac2 |
| Answer» | |
| 6708. |
The sum of first 7terms of is 63and sum of next 7terms is161 find the 28thTerminal of AP |
| Answer» sum of 1st 7 terms = 63sum of 1st 14 terms = 63 + 161 = 224let 1st term = acommon difference = ds7 = 7/2(2a + 6d) = 63 .... is14 = 14/2 (2a + 13d) = 224 .... iifrom i and ii7a + 21d = 63a + 3d = 9a = 9 - 3d putting the value a in ii2a + 13d = 3218 - 6d + 13d = 327d = 14d = 2\xa0a = 9 - 6a = 3a28 = a + 27d = 3 + 54 = 57 | |
| 6709. |
5x-3y=-42x-9y=7Solve by substituting method? |
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| 6710. |
If tan A +cot A=4then find the value of tan^4A+cot^4A |
| Answer» Answer is 16 . It\'s a simple one | |
| 6711. |
10017=5*5*5 |
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| 6712. |
Prove that all angles of a triangle are equal |
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| 6713. |
asin^3x+bcos^3x=sinx.cosx,,.... x theta h , .multiply h .. to prove h a^2+b^2=1 |
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| 6714. |
Solve linear equation by graphical method x+y=14 and x-y=4 |
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Answer» Y=5 and x=9 X = 9 ; Y = 5 G |
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| 6715. |
State the theorem of triangle |
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| 6716. |
If the sum of nth term of AP is equal to the sum of Sn term then show that s(m+n) |
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| 6717. |
Find the HCF ,LCM of 72,126,168 |
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| 6718. |
What is consecutive positive integers |
| Answer» no which are in serial for ex=let no be =xthen consecutive positive integers are=x,x+1,x+2,x+3,x+4 and so on | |
| 6719. |
What is calculus? Who has invented calculus? |
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| 6720. |
Solve tan2 45°+ sin2 30° - cot2 60° |
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Answer» 2(3√3-2) cotrect answer is 3-2√3 11/12 |
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| 6721. |
If the polynomials ( |
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| 6722. |
Evaluate:3 cot 31°.tan15°.cot 27°.tan75°.cot 63°.cot 59°. |
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| 6723. |
(TanA/1-cot A) +(cotA/1-tanA)=secA*cosecA+1 |
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| 6724. |
How many terms of the AP:9,17,25,....must be taken to give sum of 636 |
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| 6725. |
If the polynomials (2x |
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| 6726. |
If 3cot A=4,find the value 5cosA-2sinA÷5cosA+3sinA? |
| Answer» 14÷29 | |
| 6727. |
Degree of polynomial |
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| 6728. |
For what value of \'a\' the pts. (9,1),(1,-1) and (1,4) are collinear |
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| 6729. |
TRIGONOMETRY PROOVE THAT QUESTIONS WITH SOLUTIONS |
| Answer» No answer | |
| 6730. |
CosA + sinA = √2 cosA show that cosA - sinA sinA = √2 sinA |
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| 6731. |
find the nature of roots 3x2 +4x_4 |
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| 6732. |
The sum of two no.s is 40 and sum of their reciprocal is 2÷5 find the two no.s |
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| 6733. |
I want to know that a=bq+r where 0 |
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| 6734. |
What is the formula of finding to from last term formula |
| Answer» Tn=l-(n-1)d | |
| 6735. |
If the circumference of circle is 100cm then the side of of a square inscribed in a circle is |
| Answer» 2×pie×radius=circumference 100=2×22÷7×rr=100×7÷44r=15.90cmBy pythagoras theoremH^2=P^2+B^22×r=P^2+P^2 {hypotenuse=2×radius}P^4=2×15.90P^4=31.8cmP=underroot of (4)31.8cmSide=underfoot of (4)31.8cm | |
| 6736. |
In a ∆POR, Angle P=90°,PQ=6cm,PR=8cm.If PL perpendicular to QR,then find PL. |
| Answer» 10 cm | |
| 6737. |
In an AP the sum of first a terms is 3n^2/2+3n/2.find its 25th term |
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| 6738. |
Find the co-ordinate where the line x-y=8 will intersect Y-axis |
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| 6739. |
Find the value of n, if a=2³*3, b=2*3*5 c=3n*5 and LCM(abc) =2³*3²*5?? |
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| 6740. |
CR |
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| 6741. |
a2-a,=a3-a2 =a4-a3 = |
| Answer» a5-a6 | |
| 6742. |
Polo |
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| 6743. |
What is broadband connection. |
| Answer» It\'s not a question of mathematics | |
| 6744. |
Real numbers |
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| 6745. |
Ex.1•4 All ncert solution complete |
| Answer» In this app only -\'Mathematics\',\'Ncert solutions\' | |
| 6746. |
If the equation is (1+m2)x+2mcx+c2=a2=0 have equal roots show that c2=a2(1+m2) |
| Answer» Alpha= beta | |
| 6747. |
Marking scheme of 2018 board chapters wise |
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| 6748. |
Can we find no. of terms of sequence |
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| 6749. |
What is adjacent side |
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| 6750. |
Trigonometry identity trick |
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