Question Answers

The cost of 2 kg of apples and 1 kg of grapes on a day was found to be Rs 160. After a month, the cost of 4 kg of apples and 2 kg of grapes is Rs 300. Represent the situation algebraically and geometrically. The cost of 2 kg of apples and 1 kg [...]

The coach of a cricket team buys 3 bats and 6 balls for Rs 3900. Later, she buys another bat and 3 more balls of the same kind for Rs1300. Represent this situation algebraically and geometrically she buys another bat and 3 more balls of the same kind for Rs1300. Represent this situation algebraically and [...]

Aftab tells his daughter, “Seven years ago, I was seven times as old as you were then. Also, three years from now, I shall be three times as old as you will be.” (Isn’t this interesting?) Represent this situation algebraically and graphically. "Seven years ago Aftab tells his daughter I shall be three times as [...]

Find all the zeroes of 2x^4 – 3x^3 – 3x^2 + 6x – 2, if you know that two of its zeroes are √2 and − √2 . Find all the zeroes of 2x^4 – 3x^3 – 3x^2 + 6x – 2 if you know that two of its zeroes are √2 and − √2 [...]

Divide 3x^2 – x^3 – 3x + 5 by x – 1 – x^2, and verify the division algorithm. and verify the division algorithm. Divide 3x^2 - x^3 - 3x + 5 by x - 1 - x^2 October 3, 2020 Category: Chapter 2 - Polynomials , Exercise 2.4 , Maths , NCERT Class 10 [...]

Divide 3x^3 + x^2 + 2x + 5 by 1 + 2x +x^2. Divide 3x^3 + x^2 + 2x + 5 by 1 + 2x +x^2. October 3, 2020 Category: Chapter 2 - Polynomials , Exercise 2.4 , Maths , NCERT Class 10 ,

Divide 2x^2 + 3x + 1 by x + 2. Divide 2x^2 + 3x + 1 by x + 2. October 3, 2020 Category: Chapter 2 - Polynomials , Exercise 2.4 , Maths , NCERT Class 10 ,

Verify that 3,-1 and -1/3 are the zeroes of the cubic polynomial p (x)= 3x^3 – 5x^2 – 11x – 3, and then verify the relationship between the zeroes and the coefficient. -1 and -1/3 are the zeroes of the cubic polynomial p (x)= 3x^3 - 5x^2 - 11x - 3 and then verify the [...]

Find a quadratic polynomial, the sum and product of whose zeroes are – 3 and 2, respectively. Find a quadratic polynomial respectively the sum and product of whose zeroes are – 3 and 2 October 3, 2020 Category: Chapter 2 - Polynomials , Exercise 2.4 , Maths , NCERT Class 10 ,

Look at the graphs in Figure given below. Each is the graph of y = p(x), where p(x) is a polynomial. For each of the graphs, find the number of zeroes of p(x). find the number of zeroes of p(x). Look at the graphs in Figure given below. Each is the graph of y = [...]