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Use the identity (x+a)(x+b) =x^2 + (a+b)...

Use the identity `(x+a)(x+b) =x^2 + (a+b)x + ab` to find the following products.
`(x+3)(x+7)`

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ASHOK PUBLICATION ASSAM-Algebraic Expressions and Identities-EXAMPLE
  1. Use a suitable identity to get each of the following products (frac(...

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  2. Use a suitable identity to get each of the following products (7a-9b...

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  3. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  4. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  5. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  6. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  7. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  8. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  9. Use the identity (x+a)(x+b) =x^2 + (a+b)x + ab to find the following p...

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  10. Find the following squares by using the identities. (b-7)^2

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  11. Find the following squares by using the identities. (xy+ 3z)^2

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  12. Find the following squares by using the identities. (6x^2 - 5y)^2

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  13. Find the following squares by using the identities. (frac(2)(3)m + f...

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  14. Find the following squares by using the identities. (0.4p - 0.4q)^2

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  15. Find the following squares by using the identities. (2xy + 5y)^2

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  16. Simplify: (a^2 - b^2)^2

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  17. Simplify: (3x+5)^2 - (2x-5)^2

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  18. Simplify: (7m - 8n)^2 + (7m + 8n)^2

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  19. Simplify: (4m + 5n)^2 + (5m + 4n)^2

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  20. Simplify: (2.5 p - 1.5q)^2 - (1.5 p - 2.5 q)^2

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