Inbavalli

Darsh Raval

Asked: November 8, 2020In: Class 9

Find the zero of the polynomial in the following: p(x) = 3x – 2

NCERT Solutions for Class 9 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.2 Page No:35 Questions No: 4 Part: 4

Himanshu Tyagi

Asked: November 7, 2020In: Class 9

Without actually calculating the cubes, find the value of each of the following: (–12)³ + (7)³ + (5)³

NCERT Solutions for Class 9 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.5 Page No:49 Questions No:14 part:1

Himanshu Tyagi

Asked: November 7, 2020In: Class 9

If x + y + z = 0, show that x³ + y³ + z³ = 3xyz.

NCERT Solutions for Class 9 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.5 Page No:49 Questions No:13

Himanshu Tyagi

Asked: November 7, 2020In: Class 9

Verify that x³+y³+z³-3xyz=1/2(x + y + z)[(x-y)² + (y-z)² + (z-x)²]

NCERT Solutions for Class 9 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.5 Page No:49 Questions No:12

Himanshu Tyagi

Asked: November 7, 2020In: Class 9

Factorise : 27x³ + y³ + z³ – 9xyz

NCERT Solutions for Class 9 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.5 Page No:49 Questions No:11

Inbavalli

Find the zero of the polynomial in the following: p(x) = 3x – 2

Without actually calculating the cubes, find the value of each of the following: (–12)³ + (7)³ + (5)³

If x + y + z = 0, show that x³ + y³ + z³ = 3xyz.

Verify that x³+y³+z³-3xyz=1/2(x + y + z)[(x-y)² + (y-z)² + (z-x)²]

Factorise : 27x³ + y³ + z³ – 9xyz

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