Maths
30. lf a + b + c = 9 and ab + bc + ca = 26, find a^2 + b^2 + c^2.
28
Jun
30. lf a + b + c = 9 and ab + bc + ca = 26, find a^2 + b^2 + c^2. 30. lf a + b + c = 9 and ab + bc + ca = 26 find a^2 + b^2 + c^2. June 28, 2021 Category: Chapter 2 - Polynomials , [...]
29. Factorise the following: (iii) 16x^2 + 4y^2 + 9z^2 – 6xy – 12yz + 24xz
28
Jun
29. Factorise the following: (iii) 16x^2 + 4y^2 + 9z^2 – 6xy – 12yz + 24xz 29. Factorise the following: (iii) 16x^2 + 4y^2 + 9z^2 - 6xy – 12yz + 24xz June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
29. Factorise the following: (ii) 25x^2 + 16y^2 + 4Z^2 – 40xy +16yz – 20xz
28
Jun
29. Factorise the following: (ii) 25x^2 + 16y^2 + 4Z^2 – 40xy +16yz – 20xz 29. Factorise the following: (ii) 25x^2 + 16y^2 + 4Z^2 – 40xy +16yz – 20xz June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
29. Factorise the following: (i) 9x^2 + 4y^2+16z^2+12xy-16yz-24xz
28
Jun
29. Factorise the following: (i) 9x^2 + 4y^2+16z^2+12xy-16yz-24xz 29. Factorise the following: (i) 9x^2 + 4y^2+16z^2+12xy-16yz-24xz June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
28. Expand the following: (iii) (-x + 2y – 3z)^2
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Jun
28. Expand the following: (iii) (-x + 2y – 3z)^2 28. Expand the following: (iii) (-x + 2y – 3z)^2 June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
28. Expand the following: (ii) (3a-5b-c)^2
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Jun
28. Expand the following: (ii) (3a-5b-c)^2 28. Expand the following: (ii) (3a-5b-c)^2 June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
28. Expand the following: (i) (4a – b + 2c)^2
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Jun
28. Expand the following: (i) (4a – b + 2c)^2 28. Expand the following: (i) (4a – b + 2c)^2 June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
27. Factorise the following: (ii) 9x^2 – 12x + 4
28
Jun
27. Factorise the following: (ii) 9x^2 – 12x + 4 27. Factorise the following: (ii) 9x^2 – 12x + 4 June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
27. Factorise the following: (i) 9x^2 – 12x + 3
28
Jun
27. Factorise the following: (i) 9x^2 – 12x + 3 27. Factorise the following: (i) 9x^2 – 12x + 3 June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
26. Factorise the following: (iii) (2x + 1/3)^2 – (x – 1/2)^2
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Jun
26. Factorise the following: (iii) (2x + 1/3)^2 – (x – 1/2)^2 26. Factorise the following: (iii) (2x + 1/3)^2 - (x - 1/2)^2 June 28, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,