Solution: Here, we have to evaluate the expression  x2 - 2y4 + 3xz.   We have an algebraic expression =  x2 - 2y4 + 3xz. We also have the value of x, y and z as x = 2, y = -1 and z = 3.   The value of x = 2, y = -1 and .....

Solution: Here, we have to evaluate the expression 4y2 + 2xy + z.   We have an algebraic expression = 4y2 + 2xy + z. We also have the value of x, y and z as x = 2, y = -1 and z = 3.   The value of x = 2, y = -1 and z = .....

The time taken by the wave to complete one cycle or one wave is called time .....

Iron articles are painted because it prevents them from rusting. When painted, the contact of iron articles from moisture and air is cut off. Hence, rusting is .....

आकाशमा रकेट उड्यो .....

Solution: Here, we have to simply the algebraic expression 0.6x2 y + 2.3x2 y2 + 0.3x2y - 0.3x2 y2 + y3.  Let us simplify them.  0.6x2 y + 2.3x2 y2 + 0.3x2y - 0.3x2 y2 + y3 Now, let us group the like terms with their signs.  0.6x2 y + .....

1. Sharmila has written a novel. (Active voice – past perfect tense) 2. Children are looked after by their mothers. (Passive voice – simple present tense) 3. The bag has been bought by the lady. Passive voice – present perfect .....

Solution: Here, we have to evaluate the expressionx2 - 2y2 + 3z2.   We have an algebraic expression = x2 - 2y2 + 3z2. We also have the value of x, y and z as x = 2, y = -1 and z = 3.   The value of x = 2, y = -1 and z = .....

When ammonia reacts with carbon dioxide gas at 1500oC under low pressure, urea, a nitrogenous fertilizer is .....

Here, A physical quantity is defined as the product of mass and acceleration. Physical Quantity = Mass (m) х Change in velocityTime t = = kg х mss = kgms-2  = Newton (N) If any physical quantity is defined as the product of mass and .....

क) तिमीहरू काम गर्छ । (बेठिक) ख) बाख्राले घाँस खान्छन् । (ठिक) ग) आकाश निलो हुन्छ । (ठिक) घ) गाई गोठमा .....

Solution: Here, we have to simply the algebraic expression (xy + yz + xz) - (2yz - 2xy + 4xz) + (4xy - 3yz - 2xz). Let us simplify them.  (xy + yz + xz) - (2yz - 2xy + 4xz) + (4xy - 3yz - 2xz) Now, let us open the brackets while changing the .....

The units of length, mass and time are fundamental quantities. The unit of length (metre), the unit of mass (kilogram) and the unit of time (second) are completely different units. They can exist freely on their .....

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Solution: Here, we have to classify the polynomial 2x - x2 according to its number of terms.  As we know,  (i) Monomial is a polynomial having only one term.  (ii) Binomial is a polynomial having 2 terms.  (iii) Trinomial is a .....

The standard one-kilogram mass is the mass of platinum-iridium cylinder kept at 0°C at the International Bureau of Weights and Measures in Paris, France. Weight standards in other countries are adjusted to the Paris standard kilogram with an .....

Solution: Here, We have to find the degree of the polynomial 2x2y2 - 4xy3 + 6x2y3 + 5y6 - 2xy . In order to find the degree of the polynomial, we need to sum the power of the variables of the polynomial. We need to sum the power of the variables and .....

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Tilicho---------------------------------------Lake  Sapta Koshi---------------------------------River  Muktinath-----------------------------------Temple  Annapurna-----------------------------------Mountain Light of .....

Solution: Here, we have to classify the polynomial 3x + 2y according to its degree.  As we know,  (i)    Linear polynomial is a polynomial of degree 1. (ii)    Quadratic polynomial is a polynomial of degree .....

The main reasons for taking a different measurement in our daily life are as followings: I.    Measurement helps in selling and buying goods. II.   It is important in performing scientific experiments to establish the truth about .....

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Solution: Here, We have to classify the polynomial 7xy according to its number of terms.  As we know,  (i) Monomial is a polynomial having only one term.  (ii) Binomial is a polynomial having 2 terms.  (iii) Trinomial is a .....

The SI unit is used to measure the moment in SI system is Nm. We have, Moment = Force ⨉ Displacement (d)                = Force (f) ⨉Displacement (d)  = Mass(m) х acceleration(a) ⨉ .....

- .....

The energy sources which exhaust once used up fully and cannot be replenished are called non-renewable sources of .....

Solution: Here, we have to classify the polynomial 3x2 according to its degree.  As we know,      Linear polynomial is a polynomial of degree 1.     Quadratic polynomial is a polynomial of degree .....

Any three cash crops that are produced in my village .....

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पूजा गरेस् .....

Solution: Here, we have to find whether the algebraic expression 2√ x + 3x + 7 is polynomial or not. We know that an algebraic expression is a polynomial when the powers of the variables are only whole numbers. Now, let us find the powers of .....

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Solution: Here, we have to find whether the algebraic expression 4x-2  + 3x2  - 1 is polynomial or not. We know that an algebraic expression is a polynomial when the powers of the variables are only whole numbers. Now, let us find the .....

Alcoholic Non-alcoholic Beer Mineral water Rum Juice Whiskey Milk Wine Lassi Brandy Hot .....

​​​​1. Badminton 2. Tennis 3. Chess 4. Golf 5. .....

Solution: Here, we have to classify the polynomial 5x + 4 according to its number of terms.  As we know,  (i) Monomial is a polynomial having only one term.  (ii) Binomial is a polynomial having 2 terms.  (iii) Trinomial is a .....

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Solution: Here, we have to find the degree of the polynomial x5y2 + 6xy4 + 3x2y3.  In order to find the degree of the polynomial, we need to sum the power of the variables and the highest sum of the power will determine its degree.  So, .....

Men and Women were Created Equal. Men are not superior to women, they are equal in every way. Although men and women having a set different role in society, men generally work outside while women work in the house. But their works are equally .....

(क) गाईले घाँस खाएन । (ख) तिमी गए पनि हुन्छ । (ग) पानी नपरेकाले बालीनाली सप्रिएन । (घ) तिमी र म कुरा .....

The writer of the book 'Gajendra Moksha' is Motiram .....

The writer of the book 'Tarun Tapasi' is Lekhnath .....

The writer of the book 'Seto Bagh' is Diamond .....