Students and Teachers Forum

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Using factor theorem,  ( x - 1) is a factor of f(x). Now, divide f(x) by (x - 1) and you factorize the quadratic equation. So, in this way, you can factorize .....

From given, x2 + 1/x2 = 1 You may know that,  ( x + 1/x)2 - 2*x * 1/x = x2 + 1/x2 So,   ( x + 1/x)2 - 2= x2 + 1/x2 = 1 or,  ( x + 1/x)2  = 3 Therefore, x + 1/x =  .....

x2 - 8x - 65  It can be written as, x2 - 13x + 5x - 65 x (x - 13) + 5 (x - 13) Now, you can easily solve .....

Now put the value of x in x3 + .....

Bravado means display of courage and boldness For example: Because of Rajesh Hamal's bravado, he is so popular in Nepalese .....

Students protest against Panchayat system. King Birendra's kind hearted nature that people were not satisfied and solution was the need. People comming out on streets. Killing of those against Panchayat gave rise to revolt. So, referendum was .....

Now solve for RHS also. If both LHS and RHS is equal then your solution is .....

Since, two time period is given, You need to form two equations, when (n = 2) Using formula, Rs 4840 = P (1 + r/100)2 This can be written as, P = 4840 / (1 + r/100)2---------- (1) When (n = 3) Rs 5324 = P / (1 + r/100)3 P = 5324 .....

Please recheck the question. I think there is mistake. The question should be, x4 - 22x2 + 112 You can do this question as: x4 - 14x2 - 8x2 + 112 = x2 ( x2 - 14) - 8( x2 - 14) = (x2 - 14) (x2 - .....

11. h  Question h is similar to g. First convert the given question in form, a sinx + b cosx = c Then, divide both sides by √(a2 + b2). You will be albe to solve it using same process as .....

Please follow the above chart you get the place value of 4 in .....

Here are some examples: 1) Door /dɔr/ 2) Car /kɑːr/ 3) Umbrella .....

Here, one point = ( - 1, 2) Since itis an equilateral triangle and one side is parallel to the x- axis, The angle its arm makes with the horizontal is 60o and 120o. From the angle, you can calculate the slope of the lines. Now, you can use the .....

Curare is extracted traditationally by boiling the leaves.  Traditionally prepared curare is a dark, heavy paste with a very bitter .....

According to figure, CD = x ( height of first tree) AB = 40 m (height of second tree)        = AE + BE BE = CD BC = 30m = DE < DAF = < ADE = .....

‘म अहिले भात खादैँ छु ।’ अहिले भइरहेको वा चलिरहेको हुनाले यो वर्तमान काल हो .....

Here, Cost price of the cycle (CP) = Rs. 15000 Selling price of the cycle (SP) = Rs. 16000 Now, you may have learnt that,  Profit % = (SP - CP)/ CP * 100 Hence, put the value you will get .....

The air around us is a mixture of gases, mainly nitrogen and oxygen, But containing much smaller amounts of water vapor, argon, and carbon dioxide, and very small amounts of .....

You may have heard the word mermaid in folk stories such as "The Arabian Nights". They are the legendary creatures believed to have lived in the sea at ancient period.  They are not really found.  They exist only in our .....

You know different machines have different structures and different ways of working. A crowbar is a straight rod.  It makes our work easier by multiplying the effort.  While, a pulley used in a well is a round disc with a rope to rotate .....

Remaining portion of rice = 1 - 1/3 Which is equal to 2/3rd portion of total rice. Represent the selling price of 2/3rd portion of rice (SP2) by x. Thus, the total selling price of the .....

मार्क्सवाद(लेनिनवादलाई सर्वोत्तम विचारधारा  ठानी २००६ सालमा कलकत्तामा पुष्पलालले नेपाल .....

Balanced diet is the diet that contains all of the essential nutrients in balanced amount.  It should not contain germs and harmful chemicals.  The diet should be organic and .....

Adam Smith was the first economist to present a systematic analysis of economics. There are various economists who have defined economics in their own views. Adam Smith's definition of economics is related to wealth. He focused that economics .....

Balanced diet is the diet that contains all of the essential nutrients in balanced amount.  It should not contain germs and harmful chemicals.  The diet should be organic and .....

It expresses: Addition Contrast(difference) or  Option in the given .....

The sharp knife has less area of edge.  So, the force we apply in a sharp knife exerts greater pressure.  While in a blunt knife, we have to apply greater force to exert the same amount of pressure, due to the greater area of its .....

They ruled for 104 years from 1903 B.S. to 2007 .....

Causative # 3  

GET SOMEONE TO DO SOMETHING

I got my friend to go skydiving with .....

She was the partner of Pratap Singh Shah. Her husband Pratap Singh .....

16 number is similar to 15. I hope you can solve it .....

Given, 120 students have food for 30 days After 10 days, 20 students left It means,  120 students still have food for remaining 20days So,  1 student can have that food for 120 x 20 days Similarly, 120 - 20 students have food for .....

Now, you have 12 days and 18 men If, In 1 day, 1 man can build 50 / (8 x 30) m long wall. In 12 days, 1 man can build (50 x 12) / (8 x 30) m long wall. Similarly, In 12 days, 18 man can build (50 x 12 x 18) / (8 x 30) m long .....

We all know that 'Prevention is better than care'. The preventive measures of typhoid are: 1. First of all to avoid typhoid, hygienic habit should be implemented. Such as, washing hands with soap, control of houseflies, not using open .....

Emphysema is a chronic respiratory disease.

Here, inflammation of the alveoli in lungs occurs.

Breathlessness occurs and lung .....

Journal entry for first transaction is: Bank a/c -Dr 34000 Cash ac -Dr 66000 To Machinery a/c .....

For the first transaction, it involves capital and bank(asset) Since capital is increased we credit it; bank(asset) is increased in the business so we debit it. Thus the journal becomes: Bank a/c    -Dr 2200000    To .....

It has following advantages: .....

Suppose you have 5 apples Your friend gave you 5 apples Your mom gave you 5 apples Your dad gave you 5 apples Your aunt gave you 5 apples how many apples you have now? 5+5+5+5+5 OR 5*5 Ans: .....

A small hole is made by a fast moving bullet fired from a gun in the window while passing through it. Because the bullet strikes the window at the very small portion and makes it to get into motion for a very short time due to its high speed .....

When the coin falls down, the thrower has moved somewhat forward with the train. The coin has also moves forward during its flight, due to the inertia of motion.  Thus, the coin falls in the thrower's .....

The bicycle continues to move forward due to inertia of motion But the bicycle does not go on moving forever It comes to a rest after sometime due to air resistance and retardation action of friction If there were no air resistance and no .....

You have studied Newton's second law of motion.  It suggests that, acceleration produced on a body is inversely propotional to its mass. More the mass of the body, less will be the acceleration produced.  Less the mass, more will be .....

Let us say you want a designer dress to be worn on one of your best friend's marriage. You go to a boutique at Kupondole and you like a red color gown. You ask the owner the price of that gown. She says "It's worth Rs. .....

Some other features are :

1.Program Creation and Planning. It can be beneficial to create an advisory Government during the early stages of developing a program. So that Government members can provide .....

The white blood cells provide immunity to our body. They help in fighting against diseases, infections, allergies and foreign particles. These cells keep our body safe and healthy, much like the soldiers of a nation. They also produce antibodies .....

 उनले यस कवितामा वर्षाको बारेमा व्याख्या गरेका छन् । वर्षाको समयमा डाँडा पाखा टाकुरा सहित .....

Hot plain-land with plenty of rainfall favours for higher production of .....

Now, can you make the sentence using modal .....