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Sum and Difference of two squares

English 15 Public

It's about Sum and Difference of two squares.

Study Slideshow

(x – 4)( + 4)

x^2 - 16

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(x - 7)(x + 7)

x^2 - 49

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(a + b)(a - b)

a^2 - b^2

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( 2x + 3y)(2x - 3y)

4x^2 – 9y^2

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(a + 4b)(a - 4b)

a^2 – 16b^2

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(x + 9)(x − 9)

x^2 – 81

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(y + z)(y − z)

x^2 – z^2

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(6x − 1)(6x + 1)

36x^2 – 1

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(3y + 7)(3y − 7)

9y^2 – 49

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(xy + 10)(xy − 10)

xy^2 – 100

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(5x + 5)(5x - 5)

25x^2 – 25

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(4ab + 8)(4ab - 8)

16a^2b^2 – 64

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(3a + 3b)(3a - 3b)

9a^2 – 9b^2

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(2n + 11)(2n - 11)

4n^2 – 121

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(6p + 8)(6p - 8)

36p^2 – 64

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