Students and Teachers Forum
We have given equation, px2 + 7xy + 3y2 = 0, Comparing this with ax2 + 2hxy + by2 = 0, we get a = p, b = 3 and h = 7/2. And θ = 45o For the equation that represents two pair of two straight .....
Here, lim x⟶-1 (x + 1)/3. = (-1 + 1)/3 = 0/3 = 0 .....
Snowslide is the sliding of a large mass of snow down the side of a mountain or .....
The executive duty may be defined as overall responsibility of the executive branch of Nation which carrying out the daily .....
यसलाई आधार बनाई लेख्नुहोस् है तः
The reasons behind the failure of attaining the targeted goals as set by different economic plans in Nepal are mentioned in .....
The amount of energy released due to total combustion of fuel is called caloric value of a .....
Let, 5a = x, then given equation becomes, x + 1/x = 626/25 or, x2 + 1 = 626x/25 or, 25x2 + 25 = 626x or, 25x2 - 626x + 25 = 0 or, 25x2 - 625x - x + 25 = 0 or, .....
The equation of the straight line parallel to the y-axis is, y = k [ where k is the distance between the line and the y axis ] y = 5 y - 5 = 0 which is required .....
Here, Number of row = 3 Number of column = 2 Example: 1 2 [ 3 4 ] 5 .....
The limiting value of the given sequence: 2.1,2.01,2.001,2.0001,2.00001 ...... is .....
Here, the sequence has common ratio, so the sequence is in geometric progression. Common ratio ( r ) = 3 / 1 = 3 First term ( a ) = 1 Using general term formula for geometric progression, tn = arn-1 = 1.3n-1 = 3n-1 Hence, for the next term, .....
The election of 31 Baisakh 2072 is regarded as an important step in implementing the constitution because people got an opportunity to elect their representative in all three levels of the government for the first .....
A Bill is drafted first. Anyone may draft a bill; however, only members of parliament can introduce it. As soon as a bill is introduced, it is referred to a committee. At this point the bill is examined carefully and its chances for passage .....
Molecular formula of Sodium chloride is .....
The molecular formula of water is .....
(ख) त्योः विशेषण हरिः नामपद सँगः अव्यय (नामयोगी) रः अव्यय (संयोजक) ऊः सर्वनाम हुन्छः .....
It is a device for measuring atmospheric pressure, often specially calibrated for use as .....
When conc HCl is used a large amount of heat is produced which may affect the apparatus and the reaction and even .....
In ancient Nepal, altogether four dynasties ruled over Nepal. .....
Bhaktapur is famous for 55-windows palace, Nyatapol and .....
Dear student, for of all you need to focus on your study. Consulting other books besides your text-book is also helpful. Consultation with your teachers as well as with your friends is also helpful. And, looking into the previous question .....
| Marks | 5-15 | 25-35 | 45-55 | 65-75 | 85-95 |
| Frequency | 2 | 8 | 16 | 10 | 4 |
Let A = 40 (assumed mean). Age Midvalue(m) f d = (m - 40)/10 fd fd2 5 - 15 10 2 -3 .....
Here, RHS = sin16A/16sinA = 2sin8Acos8A/16sinA = sin8Acos8A/8sinA = 2sin4Acos4Acos8A/8sinA = sin4Acos4Acos8A/4sinA = 2sin2Acos2Acos4Acos8A/4sinA = sin2Acos2Acos4Acos8A/2sinA = 2sinAcosAcos2Acos4Acos8A/2sinA = cosAcos2Acos4Acos8A = .....
| Class | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 |
| Frequency | 9 | 6 | 4 | 12 | 9 |
Here is an example:
Marks obtained .....
1. Can you make the truck........?(go, one, to go) Ans. go .2. I can't make this radio.......(work, worked, to work) Ans. .....
Here, AB = OB - OA = 5a + 3√3b + 4c - (2a + 4c) = 3a + 3√3b = 3(a +√3b) CD = OD - OC = 2a +c + 2√3b - c = 2a + 2 √3b =2(a + √3b) = 2/3 { 3(a .....
When n=1, = 5 - 2*1 = 5 - 2 = 3 When n=2, = 5 - 2*2 = 5 - 4 = 1 When n=3, = 5 -2*3 = 5 - 6 = -1 When n=4, = 5 - 2*4 = 5 - 8 = -3 Total = 3 +1 -1 -3 = .....
Ganymede, a natural satellite of planet Jupiter, is the largest natural satellite in solar .....
Let l be the length , b be the breadth and h be the height of room. By the question, l = 2b ⟹ b= l/2 and l = 3h ⟹ h = l/3. Volume = l x b x h or, 512 = l x l/2 x l/3 Find l. Then, Area of 4 wall = 2h(l .....
Sorry! We are unable to get .....
Her is an example: Question: A poster hanging on a wall has a vertical height 3.66 m. From a point 5m away from the wall on the same plane the angle of elevation of the bottom edge of the poster was found to be 45 0. what will be the .....
Glycerol, also known as glycerin or glycerine, is three-carbon alcohol with three hydroxy (oxygen and hydrogen) groups attached. In nature, glycerol exists as the backbone of fatty acid esters which contain three fatty acid .....
If the number of chromosomes in an individual changes, many disorders can be odserved. In human, some disorders due to change in the numbers of chromosomes are Klienfelter's syndrome, Turner's syndrome and Down's .....
In triangle ABD, ∡ADB+ ∡ADB + ∡A = 180° or, ∡A= 180° - 48 - 48 = 84o Finally, ∡A= ∡DCE = 84° [ Opposite exterior angle of cyclic .....
Here, ∡PSQ = ∡RSQ [ As, chord QP = QR.] So, ∡PSR = 2 of ∡PSQ or, ∡PSQ = 1/2 of ∡PSR = .....
Here, ∡NOR = 2∡NPR = 50o [ Central angle is teice of inscribed angle on same arc RN.] ∡POM = ∡RON = 50o [ As, MN//PR and // chords makes equal arc and equal arcs makes equal angle on the entre.] ∡POR + ∡POM .....
1.Pemba drove a car. (into passive voice) Ans. A car was driven by Pemba 2.She taught us english. (into passive voice) Ans. We were taught English by her. Or, English was taught us by her. 3. She speaks english well. (into passive .....
Before 2007 BS, foreign relation of Nepal was limited to Britain only. But, after 2007 BS, Nepal got an opportunity to expose itself to the outer world. As a result of which Nepal established relation with many nation both diplomatically .....