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20. If 49x^2 – b = (7x + 1/2) (7x – 1/2), then the value of b is
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Jun
20. If 49x^2 – b = (7x + 1/2) (7x – 1/2), then the value of b is 20. If 49x^2 - b = (7x + 1/2) (7x - 1/2) then the value of b is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
19. If x/y + y/x = -1 (x, y is not equal to 0), the value of x^3 – y^3 is
27
Jun
19. If x/y + y/x = -1 (x, y is not equal to 0), the value of x^3 – y^3 is 19. If x/y + y/x = -1 (x the value of x^3 - y^3 is y is not equal to 0) June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class [...]
18. The coefficient of x in the expansion of (x + 3)^3 is
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Jun
18. The coefficient of x in the expansion of (x + 3)^3 is 18. The coefficient of x in the expansion of (x + 3)^3 is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
17. Which of the following is a factor of (x+ y)^3 – (x^3 + y^3)?
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Jun
17. Which of the following is a factor of (x+ y)^3 – (x^3 + y^3)? 17. Which of the following is a factor of (x+ y)^3 – (x^3 + y^3)? June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
16. The factorization of 4x^2 + 8x+ 3 is
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Jun
16. The factorization of 4x^2 + 8x+ 3 is 16. The factorization of 4x^2 + 8x+ 3 is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
15. The value of 249^2 – 248^2 is
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Jun
15. The value of 249^2 – 248^2 is 15. The value of 249^2 – 248^2 is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
14. One of the factors of (25x^2 – 1) + (1 + 5x)^2 is
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Jun
14. One of the factors of (25x^2 – 1) + (1 + 5x)^2 is 14. One of the factors of (25x^2 – 1) + (1 + 5x)^2 is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
13. x + 1 is a factor of the polynomial
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Jun
13. x + 1 is a factor of the polynomial 13. x + 1 is a factor of the polynomial June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
12. If x + 1 is a factor of the polynomial 2x^2 + kx, then the value of k is
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Jun
12. If x + 1 is a factor of the polynomial 2x^2 + kx, then the value of k is 12. If x + 1 is a factor of the polynomial 2x^2 + kx then the value of k is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,
11. If x^51 + 51 is divided by x + 1, then the remainder is
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Jun
11. If x^51 + 51 is divided by x + 1, then the remainder is 11. If x^51 + 51 is divided by x + 1 then the remainder is June 27, 2021 Category: Chapter 2 - Polynomials , Maths , NCERT Class 9 ,