Hot questions

0 votes

0 answers

Complete the table of products. First monomial → Second monomial ↓ `2x` `-5y` `3x^2` `-4xy` `7x^2 y` `–9x^2 y^2` `2x ` `4x^2` . . . . . . . . . . . . . . . `–5y` . . . . . . `–15x^2 y` . . . . . . . . . `3x^2` . . . . . . . . . . . . . . . `– 4xy` . . . . . . . . . . . . .

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

0 votes

0 answers

Multiply (x – y) and (3x +

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

0 votes

0 answers

Simplify. `(ab + bc)^2 – 2ab^2c`

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

0 votes

0 answers

Using `(x + a) (x + b) = x^2 + (a + b) x + ab`, find `103 xx 104`

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

0 votes

0 answers

Using `(x + a) (x + b) = x^2 + (a + b) x + ab`, find `103 xx 98`

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

0 votes

0 answers

Draw a map giving instructions to your friend so that she reaches your house without any

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

0 votes

0 answers

Can a polyhedron have for its faces 3 triangles?

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

0 votes

0 answers

Is it possible to have a polyhedron with any given number of faces? (Hint: Think of a

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

0 votes

0 answers

A milk tank is in the form of cylinder whose radius is 1.5 m and length is 7 m. Find the quantity of milk in litres that can be stored in the

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

0 votes

0 answers

Evaluate

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

0 votes

0 answers

Subtract : `2ab + 5bc – 7ac` from `5ab – 2bc – 2ac +

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

0 votes

0 answers

The sum of (x + 5) observations is `x^4 – 625`. Find the mean of the

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

0 votes

0 answers

Solve the following:(i) `100^(–10)` (ii) `2^(–2) xx 2^(–3)` (iii) `(1/2)^(-2) -:

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

0 votes

0 answers

By what number should we multiply `(–29)^0` so that the product becomes

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

0 votes

0 answers

External dimensions of a closed wooden box are in the ratio 5:4:3. If the cost of painting its outer surface at the rate of Rs 5 per d`m^2` is Rs 11,750, find the dimensions of the

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

0 votes

0 answers

If x – y = 13 and xy = 28, then find `x^2 +

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

0 votes

0 answers

Long back in ancient times, a farmer saved the life of a king’s daughter. The king decided to reward the farmer with whatever he wished. The farmer, who was a chess champion, made an unusal request: “I would like you to place 1 rupee on the first square of my chessboard, 2 rupees on the second square, 4 on the third square, 8 on the fourth square, and so on, until you have covered all 64 squares. Each square should have twice as many rupees as the previous square.” The king thought this to be too less and asked the

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

0 votes

0 answers

Locate the points A(1,2), B (3,4) and C (5,2) on a graph sheet taking suitable axes. Write the coordinates of the fourth point D to complete the rhombus ABCD. Measure the diagonals of this rhombus and find whether they are equal or

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

0 votes

0 answers

In the coordinates of a point, the second number denotes the

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

0 votes

0 answers

Verify that – (– x) is the same as x for `x =

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

Hot questions

Categories