Students and Teachers Forum
Sovereignty is the power of a state to do everything necessary to govern itself, such as making, executing, and applying laws and others. It is the supremacy of the authority to rule .....
Here, x=12- 12-12-x x=12- 14-2x-12-x x=12- 2-x3-2x x=1 6-4x-2+x3-2x x=3-2x4-3x x4-3x= 3-2x 4x - 3x2 -3 +2x = 0 6x - 3x2 - 3 = 0 3x2 - 6x + 3 = 0 [Multiplying both sides by .....
Based on the expert opinion from around the world, the Corruption Perceptions Index (CPI) measures the perceived levels of public sector corruption worldwide. The index ranks 180 countries and territories by their perceived levels of public sector .....
Here, SP = Rs.180 Discount% = 10% MP = ? We know, SP = MP - Discount% of MP or, Rs.180 = MP - 10% of MP or, Rs.180 = MP - 10/100⨯ MP or, Rs.180 = 9MP/10 or, MP = Rs.180⨯ 10/9 Find .....
That game is called 'Snooker' or .....
Let the three numbers in GP be a/r, a & ar. From the first case, a / r . a . ar = 729 or, a3 = 729 or, a = 9. From the second case, a/r, a - 1 & ar - 14 are in GP or, 9/r , 8 & 9r - 14 .....
Let r be the common ratio and n be the no.of terms. Then, Last term = tn = arn-1 or, rn-1 = 77....................(i) [ Since, a = 5.] Again, Sn = a( 1 -rn) / ( 1 .....
However, it is seen that the old people living there long for joining their children even though they were given proper love and care. Few of the elderly living there have even successfully united with family. The local community should be .....
The border between China and Nepal is 1,236 kilometres in length. It extends along the mountain range the Himalayas, separating the south of Tibet Autonomous Region of China and the territory of Nepal. This border passes through the .....
Look at the map below and find the districts of .....
International Women's Day is a global day celebrating the social, economic, cultural and political achievements of women. International Women's Day (IWD) has been observed since the early 1900's. International Women's Day is a .....
The relation is given by the equation, C/5 = (F-32)/9 = (K+273)/5
Where,
C - Temperature in Centigrade/Celsius scale
F - Temperature in Fahrenheit scale
K - Temperature in Kelvin .....
As we know, Amount of heat = Q = msdt, Where, m = masss , s = specific heat capacity and dt = change in temperature. So, to know the amount of heat, we must know the mass. But in your question mass of nail and change in temperature is not .....
Here, We have given (x+3)/(x-3) + (x-3)/(x+3) =7/3 Taking LCM we get or, [(x+3)2 + (x-3)2 ]/ ](x-3)(x+3)] =7/3 or, 3[ 2x2 + 18] = 7(x2 - 9) or, 6x2 + 54 = 7x2 - 63 or, x2 = 117 Now solve for x and .....
The agenda of 4th BIMSTECT Summit were as follows: - Institutional Reform - Poverty Alleviation - Transport and Communication - Trade an Investment - Counter Terrorism and Transnational Crime - Environment and Disaster Management, .....
We know that, Heat amount = Q = ms dt. This shows that, the transferred heat depends on three factors: (1) The change in temperature, (2) the mass of the system, and (3) the substance and phase of the .....
Alcohol thermometer is preferred in cold region, but not in hot region. As alcohol has lowest freezing point i.e -1390C and hence can record very lowtemperatures. Well alcohol thermometer cannot be used in hot temperature because it .....
Alchol is a thermometric substance. Which expand with increase in temparature. The thermometer makes use of a physical property of a thermometric substance which changes continuously with .....
As a member of your family, your duties are: - To respect the senior members of your family. - To love the juniors in your family. - To help the elderly people if they are in your family. - To obey your parents. - To help your mother in the .....
It was totally humiliating for Nepal and its people. Nepal had to be harassed by it a lot. According to the Treaty, Nepal had to hand over one-third of its territory to British India. The beautiful places like Nainital, Darjiling, Kumaun, Gadwal, .....
There are three main geographical regions of South America. They are as follows: a) The Andes Region
By the question, R = 25 cm r = 5 cm By using formula, V.R. = R/r Put the value in the formula and solve .....
Here, we have given equation of line is x +y = 3 ⟹ x = 3 - y ..........i) & equation of circle is x2 + y2 - 2x - 1 = 0 .............ii) Solve these two .....
- The private sector is investing in the development of tourism in the country. - The political instability which was one of the hurdles for the development of tourism is getting settled. - The new tourism centres have been explored and .....
- To increase the economic status of the people through the development of tourism. - To make a joint effort among the public, private, cooperatives and communities for the development and the promotion of tourism. - To promote home .....
Here, a = 12 r = 24/12 = 2 tn = 768 n = ? We know, tn = arn-1 or, 768 = 24 . (2)n-1 or, 25 = 2n-1 Find .....
Let a = 3/8 & b = 12288. We know, r = (b/a)1/(n+1) = (12288/3/8))1/(4+1) FInd r. Then, m1 = ar = ................Find it. m2 = ar2 = ...............Find it m3 = ar3 m4 = .....
Here, a = y + 3 & b = y - 1 And mean = -2. We know, GM = root of (ab) or, (-2)2 = ( y + 3)(y -1) or, y2 + 2y - 7 = 0 Solve nad find .....
Here, a = 1 & t2 = 3. So, common ratio = r = 3/1 = 3. Now, t6 = ar6-1 Use value of a & r , find .....
Here, r = t4/t3 = 36/12 = 3 And, t3 = ar2 or, 12 = a(3)2. Find a. Finally, t6 = ar5 =...................Find .....
Here, t2 = 9 or, ar = 9...................(i) And, t8 = 1/81 or, ar7 = 1/81.......................(ii) Divide (ii) by (i) and find r and a. Finally, t5 = ar4 =..................Find .....
Here, t6 = 64 or, ar5 = 64...................(i) t10 = 1024 or, ar9 = 1024.......................(ii) Divide (ii) by (i) and find r and a. Finally, t8 = ar7 =..................Find .....
Here, t5 = 8t2 or, ar4 = 8.ar [ Since, tn = arn-1.] Solving this, we get r = 2. Again, t3 = ar2 or, 12 = a(2)2 Find a. Then find t6 = .....
Please make clear, terms are in AP or .....
Let r be the common ratio and a be the first term of the GP. t4 = 24 or,ar3 = 24.............................(i) a7 = 192 or, ar6 = 192...........................(ii) Divide (ii) by (i) and find r. To find a, replace value .....
Here, t2 = 22 or, ar = 22..................(i) [ Since, tn = arn-1.] And, t6 = 352 or, ar5 = 352...................(ii) Divide (ii) by (i) and find a & r. Then, tn = 176 or, arn-1 = 176 By using .....
Here, t1 = 1/2 = 1/(1+1) t2 = 2/3 = 2/(2+1) t3 = 3/4 = 3/(3+1) t4 = 4/5 = 4/(4+1) Thus, by generalization, tn = n/(n + 1) Writting in sigma notation, n = 10 Thus, 1/2+2/3+3/4+......+10/11 = Σ10n = .....
Safety is about taking steps to avoid or reduce risk. This includes steps you take while working, driving, playing sports, and doing chores. The figure below will help you get some important ideas on .....
Sodium has more electron shells/ energy levels than Lithium. This means that Sodium has a greater atomic radius than Lithium. Therefore, the outer shell electron in Sodium experiences a weaker nuclear attraction than in Lithium Less energy .....
A snake bite is an injury caused by the bite of a snake. Especially it is a bite of a venomous(poisonous) snake. Snake bite should always be treated as a medical emergency. Even a bite from a harmless snake can be serious, leading to an .....
Altitude sickness, the mildest form being acute mountainsickness (AMS), is the negative health effect of highaltitude, caused by rapid exposure to low amounts of oxygen at high .....
An electric shock occurs when a person comes into contact with an electrical energy source. Electrical energy flows through a portion of the body causing a shock. Exposure to electrical energy may .....
A sprain is a stretching or tearing of ligaments the tough bands of fibrous tissue that connect two bones together in joints. The most common location for a sprain is in .....
ल हुन्छ नि त .....
Safety education is the teaching of specific knowledge, skills and understanding that children need in order to stay safe in a given situation. Safety education aims at preventing from accidents. The main aim of safety education is to provide .....
Here, Area of base = 85.4cm2 Area of each triangular face = 28.5cm2 So, LSA = 3⨯ Area of a triangular face [ .....
The benefits of having zero degree temperature storage building are as follows: - The fruits stored in zero degrees temperature healthier. - Fruits stored in zero degrees temperature building are comparatively better than fruits stored .....
Given, Area of the square base = 48.5 cm2 Area of the 1 triangular face = 24.5 cm2 Area of the 4 triangular faces = 24.5 ∗ 4 = 98 cm2 Total surface area of the pyramid = Area of the square base + Area of 4 triangular faces = 48.5 + .....