BMathemati19. Write in expanded formOV20. Write the expansion of the f

1.	BMathemati19. Write in expanded formOV20. Write the expansion of the following) (9x + 2y + 2)2 (ii) (3x - 2y – z12Find the product of following(0) (x + 3) (x2 – 3x + 9)in 15a - 3) (25a2 + 15ab + 962-
Answer» Answer: 20 i. $81 {x}^{2} + 4 {y}^{2} + 4$ II. $3 {x}^{2} - 4 {y}^{2} - {z}^{2}$

BMathemati19. Write in expanded formOV20. Write the expansion of the following) (9x + 2y + 2)2 (ii) (3x - 2y – z12Find the product of following(0) (x + 3) (x2 – 3x + 9)in 15a - 3) (25a2 + 15ab + 962-

Answer»

Answer:

20 i.

$81 {x}^{2} + 4 {y}^{2} + 4$

II.

$3 {x}^{2} - 4 {y}^{2} - {z}^{2}$

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BMathemati19. Write in expanded formOV20. Write the expansion of the following) (9x + 2y + 2)2 (ii) (3x - 2y – z12Find the product of following(0) (x + 3) (x2 – 3x + 9)in 15a - 3) (25a2 + 15ab + 962-​

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BMathemati19. Write in expanded formOV20. Write the expansion of the following) (9x + 2y + 2)2 (ii) (3x - 2y – z12Find the product of following(0) (x + 3) (x2 – 3x + 9)in 15a - 3) (25a2 + 15ab + 962-