Students and Teachers Forum
We can learn about weather by studying the conditions of our surroundings like temperature, cloud in the sky, wind, .....
Let P(x, y) be the moving point on the locus. Then, Distance from the line x = 5 is √(x - 5)2 and distance from the line y = 7 is √(y - 7)2. By the question, √(x - 5)2 = √(y - .....
Here, .....
Triangle ABD is an isosceles triangle as AB = BD. ∡DAB = ∡ADB = 35° ------ base angles of isosceles triangle ∡DAB + ∡ADB = ∡DBC --------- an exterior angle is equal to the sum of opposite interior angles of .....
In sexagesimal system, 1° = 60 minutes (60') and 1' = 60 seconds (60") So, 1° = 60 × 60" or, 1° = 3600" or, 2° = 2 × 3600" = .....
Substitute the value of cosθ and tanθ in (5cosθ + 3 tanθ), you will get your required .....
To prove -sinA + sinB + sinC = 4cosA/2.sinB/2.sinC/2, there must be a condition. Assuming the condition to be A + B + C = 180° Here, LHS = - sinA + sinB + sinC = sinB + sinC - sinA .....
Please fill in the complete .....
High temperature and low pressure at the doldrum region cause cyclone to originate. Doldrum region is a region near the equator of earth and close to the oceans. The amount of sunlight that falls on the doldrum region is very high. So, the .....
Nepal is a mountainous country and there are many high peaks as well as glacier lakes. Snow accumulates easily at high peaks of Nepal. The snow may slide down from the peaks because of high pressure or displacement of rocks and snow in the peaks .....
Earthquake is a sudden and violent shaking of the ground. Because of violent shake, snow at the top of mountain displaces and thus, snow falls down rapidly causing flood. Similarly, an earthquake also shakes the water contained in a lake. In a .....
A cyclone is a rotating wind near sea level. It is caused because of low air pressure in an area. Avalanche is a mass of snow falling from the tip of a mountain. It is caused by the sliding of huge pile of snow from the top of .....
Here, A, B & C are the angles of a triangle. So, A + B + C = 180o [ Since the sum of angles of a triangle is 180 .....
We have given, A, B, C, and D be the angles of a quadrilateral, We need to prove that Cos(A + B)/2 + Cos(C + D)/2 = 0 If A, B, C and D be the angles of a quadrilateral, A + B + C + .....
Here, Inclination (θ) = tan-1(3/4) Y-intercept (c) = - 2 We know, Slope (m) = tanθ = tan tan-1(3/4) = .....
Conflicts are processes of events taking time to evolve, reshape and resolve. They are always complicated because they are intertwining into the complex context of our lives. Like any life process, conflicts can be mapped and tracked through a .....
Historical sources are, at their most basic level, anything that tells us about history. It may be a document, a picture, a sound recording, a book, a cinema film, a television program or an object. Any sort of artifact from the period in question .....
A constituent assembly or constitutional assembly is a body or assembly of popularly elected representatives. It is composed for the purpose of drafting or adopting a document called the constitution. The representatives are elected from an .....
Assuming we have to find the LCM, the solution is as follows: First expression 12p30q19(2p2 - 8q4) = 12p30q19 × 2 (p2 - 4q4) = 24p30q19(p2 - 4q4) = 2 × 2 × 2 × 3 × .....
Here, the area of an equilateral triangular plot = 43.3 m2 We know, area of an equilateral triangle = 34l2 .....
Here, before devaluation, 1 US dollar = NRs. 113.69 After the evaluation of Nepali currency, the exchange rate of the US dollar decreases. i.e. the amount of Nepali currency is less than before evaluation. Nepali currency is evaluated by .....
उदारः खुला मनको, सहयोगी .....
६. (क) फराकिलो (ख) वर (ग) फर्सी (घ) ढिकी (ङ) रातो (च) .....
Here, Inclination (θ) = tan-1(1/2) Y-intercept (c) = - 5 We know, Slope (m) = tanθ = tan tan-1(1/2) = .....
शब्दहरु पनि चाहियो नि त .....
पशुपन्छीको विषयमा निबन्ध
Let the cost price while purchasing things be x. A trader cheated 20% on the cost price. The cost price increased by 20%. i.e. New cost price = cost price + increased cost price .....
Here, we have to prove 2cosA1 + sinA = 2(secA - tanA) LHS = 2cosA1 + sinA = 21cosA + sinAcosA [ reciprocating cosA] .....
जिवाणुः आँखाले देख्न नसकिने ज्यादै साना परजिवी .....
लर्कोः ताँती, लामो .....
Self-government is a political system in which the citizens of a country rule themselves and control their own affairs. Self-governments are free from external government control or outside political authority. Limited government is defined as a .....
Constitution of a nation may be defined as the fundamental law based upon which other laws are formulated and the nation is governed. Some of the factors that are to be considered while formulating a Constitution are: Nature of .....
Constitutions describe the basic principles of the state, the structures and processes of government and the fundamental rights of citizens. It is a higher law that cannot be unilaterally changed by an ordinary legislative act. The content .....
Democratic practice may be defined as the culture of treating each member of various communities equally. In such practice there is the supremacy of rule of law, good governance and others. We may develop democratic practice in our society by .....
Let the height of the room be x meters Then, the breadth will be 2x and the length will be 2⨯2x = 4x. Now, Total cost of painting the four walls is Rs. 32400 and the rate of cost is Rs. 75 per square meter. Therefore, the .....
Here, given discounts are, D1 = 20% D2 = 10% Single discount =? We know, Single discount = (D1 + .....
Population management may be defined as the skill of maintaining the healthy ration of population in any given area as per the available resources and means for sustainable development. Any two organisation working in this field in Nepal .....
Chemical to electrical and electrical to sound .....
All birds of prey have hook-tipped beaks and sharp curved .....
बालबालिकाका लागि अन्य उपयुक्त सामग्री पनि छापिन सक्छन् है .....
In order to name organic compounds, you must first memorize a few basic names. Number of .....
Here, AB be the height of the pole. In right-angled triangle BCE, tan60o = CE/BC or, BC = 36/√3 = 12√3m In right-angled triangle ADE, tan30o = ED / AD or, ED = 1/√3 x 12√3m = 12m. Thus, the height of .....
Let the people who liked football and cricket be 8x and 9x. i.e. n( C ) = 9x n( F ) = 8x n( C∩F ) = 50 n.( F ) = 40 n( C∪F )' = 80 Using formula, n( C ) = no( C ) + n( C∩F ) 9x = 80 + 100 x = 180/9 x = 20 Then, n( C ) = 9x = .....
Let AB be the height of house and CD be the height of the column. In right-angle triangle AED, Tan30o = AE/ED or, 1/√3 = AE/ED or, ED = .....
LHS =sin3A / sinA - Cos3A / cosA = [ 3sinA - 4sin3A] / sinA - [4cos3A - 3cosA] / cos A = sinA [ 3 - 4 sin2A ] / sinA - cosA [ 4 cos2A - 3] / cos A = 3 - 4 sin2A - 4 cos2A + 3 = 6 - 4 [ sin2A + .....
During the colonial rule, Europeans colonised much of Africa and S. America but the lifestyle of the people in these regions has not seen much changes. Some of the reasons for their still primitive lifestyle are listed below: rampant corruption .....
2046 B.S. is the historically important year that was significant to the political history of Nepal. The four main aspects are: Restoration of the democratic system in the country after the royal takeover in 2019 BS. According to the .....
Here, principle (P) = Rs. 500000 rate of interest (R) = 8% compounding half-yearly We know, compound interest half-yearly (CIT) = P [(1 + R/200)2T - 1] .....