Students and Teachers Forum
Here, LHS = (1 + sin2A + cos2A)/(1 + sin2A - cos2A) = (1 + 2sinAcosA + 2cos2A - 1)/(1 + 2sinAcosA - 1 + 2sin2A) .....
The followings are the components of socialization: - Language Language is one of the important components of socialization. It is used to understand others' expression and make others understand. It is an important means of socialization. - .....
When we walk on the sand we push the sand with our feet but the sand yields, i.e., it does not react back with the same force. That is why it is difficult to walk on .....
The amount of water displaced by the ship. As you load it, you displace air inside the ship with solids. Thus, the weight of the ship increases, so it moves lower in the water, displacing a larger volume of water. The upward buoyant force .....
We know, Any object floats in a fluid when the upthrust is greater orer equal to the weight of the body. Also, Upthrust(U) α density of fluid(d) ....(i) When salt is added to water, the desity of water increases and hence, .....
Well, when the bucket is inside the water, the water pushes it upward. The force of water pushing the bucket upward is upthrust. As soon as the bucket comes outside, it does not experience the upthrust of water. Air has very less density. So, .....
Here, LHS = tanB - cotB = tanB - 1/tanB [ Since, cotB = 1/ tanB.] = (tan2B - 1)/ tanB = -(1 - tan2B)/tanB = -1/tanB/(1 - tan2B) = -2 / 2tanB/(1 - .....
२. लैङ्गिक समानता परिचय खण्ड लिङ्गका आधारमा गरिने समान व्यवहारलाई लैङ्गिक समानता .....
मान्छेलाई बाँच्नका लागि एक पेट खाना भए पुग्छ । शरीरमा शक्ति प्राप्त गर्नका लागि खानाको .....
Given, f(x) =x3 + 3x2 - 2x + 6 g(x) = x - 3 Here, f(x) is divided by g(x). comparing x - 3 with x - a, we get a = 3 Hence, by the remainder theorem, Remainder = f(a) = f(3) .....
Mount Everest is the highest peak of the world that lies in the Himalaya range. Every people around the earth knows about this peak. Thousands and thousands of them come to climb this peak from different corners of the world every year. These .....
Pashupatinath temple is a famous sacred Hindu temple. It is located on the banks of Bagmati river, Kathmandu. It is the oldest Hindu temple in Kathmandu. This temple is one of the 10 heritage sites from Nepal enlisted in the UNESCO World Heritage .....
The moon has emitting 8 rays and the sun consists of 12 pointed rays. The shape and color combination of our national flag has attracted the people in the world. The blue color symbolizes the nature of Nepalese i.e. they are peace-loving and .....
Here, LHS = (cotA - tanA)/(cotA + tanA) = (cotA - 1/cotA)/(cotA + 1/cotA) [ Since, cotA = 1/tanA.] = {(cot2A - 1)/cotA}/{(cot2A + 1)/ cotA} = (cot2A - 1)/(cot2A + .....
National identity is the distinctive feature of a nation. It refers to the distinctive traditions, culture, and language. It is the qualities of a nation that makes the nation different from others. Nepal is a multicultural, multireligious .....
Here, We need to factorize 2(x + y)2 + 9(x + y) + 7. For simplicity, let (x + y) = a. Then it becomes, 2a2 + 9a + 7 = 2a2 + 7a + 2a + 7 .....
Here, 12a2/b2 + a/b - 20. This type of trinomial is factorize by splitting mid-term, = 12a2/b2 + (16 - 15) a/b - 20 [ Since, 16 - 15 .....
Here, 9a3bx + 12a2b2x - 5ab3x Taking abx common from all terms, we get = abx(9a2 + 12ab - 5b2) = abx (9a2 + 15ab - 3ab - 5b2) [ .....
You probably know how things fall when they are thrown: A ball follows a curved path known as a parabola, the path of a ball is not circular, and it is certainly not a circle centered on the middle of the Earth. So you don't expect things moving .....
The table below shows the literacy rate of Nepal in the years BS 2038, BS 2048, BS 2058 and BS 2068 Years(BS) Literacy(%) 2038 23.3 2048 39.6 2058 54.1 2068 65.9 On the basis .....
Kathmandu 5/12/2019 Dear Satya Dev, Everything is fine here. I am happy to know that you have expressed joy about my journey. Satyadev, my holiday was really wonderful. It was not easy to walk on foot but the scenery on the way was .....
यो भनेको मान्दैन । त्यो चकचक गर्छ । दुई वाक्यमा आएका यो र त्यो दर्शकवाचक सर्वनाम हुन् । .....
Federalism is a system of governance in which a country is divided into different autonomous states. Each autonomous state has its own government with proportional power, resources, and means of production. It has both negative and positive .....
Development refers to a positive change. You may know that Nepal was very poor in the infrastructure of development in the past. But, now, the situation of the country has changed. Most of the infrastructure of development has been expanded to .....
Spring season is a pleasing season of everyone. Spring season in India falls during the months of March, April and May. It comes after a long three months of winter season during which people feel relief from the winter cold. In the spring season .....
You can do a project on the internal organs. Where you draw the internal organs and label it and describe it as .....
जन्मभूमि भनेको आफू जन्मेको ठाउँ, देश हो । हामीले मातृभूमि वा जन्मभूमिको कहिल्यै अपमान गर्नु .....
तलको तालिकामा वि. स. २०३८, २०४८, २०५८ र २०६८ सालको साक्षरताको अवस्थालाई प्रस्तुत गरिएको छ। उक्त .....
iii) LHS = cosec4B - cot4B = (cosec2B)2 - (cot2B)2 Using formula : a2 - .....
Here, 9a4- 34a2b2 + 25b4 = (3a2)2 - 2.3a2 .5b2 + (5b2) + 30a2b2 - 34a2b2 = (3a2 - 5b2)2 - 4a2b2 [ Since, using a .....
Here, 4x4 - 13x2 + 1 = (2x2)2 - 2.2x2.1 + 12 - 9x2 [ Since, 13x2 = - 4x2 - 9x2.] = (2x2 - 1)2 - (3x)2 [ ISince, x2 + 2xy + y2 = (x + y)2.] Using formula .....
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e) Here, ABCD is a //gm. So, ∡B = ∡D = 50o [ ∵ Opposite angles of a //gm are equal.] In cyclic qd.ABCE, B + x = 180o [ .....
तल दिइएका बुँदाहरूलाई मिलाएर अनुच्छेदमा लेख्नुहोला : जन्मभूमि कथा यसै पाठ्यपुस्तकका लेखक .....
Here, a2/b2 + 1 + b2/a2 = (a/b)2 + 2 - 1 +(b/a)2 [ Since, 1 = 2 - 1.=] = (a/b)2 + 2.a/b . b/a + (b/a)2 - 1 .....
१७.(क) माथि, तिर, पट्टि (ख) फुपाजु (ग) मायालु, लजालु (घ) पढाइ, बुढ्याइँ, बनेलु, .....
Sin(360o + θ) Sin(360 .....
Here, f(x) = 2x -1 g(x) = 3x + a And, gf(2) = 9 or, g{f(2)} = 9 or, g(2⨉2 - 1) = 9 [ Since, f(x) = 2x - 1.] or, g(3) = 9 or, 3⨉3+a = 9 .....
Here, f(x) = 2x - 5 fog(x) = 4x + 3 or, f{g(x)} = 4x + 3 or, 2g(x) - 5 = 4x + 3 [ Since, f(x) = 2x - 5.] or, 2g(x) = 4x + 8 or, g(x) = 2x + 4. Putting x = .....
Here, Price with VAT = Rs.2260 VAT% = 13% We know, Price with VAT = SP + VAT% of SP or, 2260 = SP + 13/100 x SP or, 2260 = 113SP/100 or, SP = 2260 x 100/113 = Rs.2000 Finally, .....
Shyam said that he was .....
Dowry is a social problem. It violates the rights of women and girls. It affects the social relationship. So, it should be abolished from our society and nation. The following roles can be played to abolish the dowry system: - Public awareness .....
तल दिइएका बुँदाहरूलाई मिलाएर अनुच्छेदमा लेख्नुहोला : जन्मभूमि कथा यसै पाठ्यपुस्तकका लेखक .....
Given, tan x = k tan y or, ( sin x ) / ( cos x ) = k ( sin y ) / ( cos y ) or, ( sin x cos y ) / ( cos x sin y ) = k / 1 By Componendo et .....
The leaves were so satisfied to come down because winter had called .....