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Ivan
2 years ago
15

Factor the following using the difference of squares method

Mathematics
1 answer:
Bond [772]2 years ago
6 0

Answer:

a)

{x}^{2}  - 16 \\  =  {x}^{2}  -  {4}^{2}  \\  = (x + 4)(x - 4)

b)

{9y}^{2}  - 25 \\ =   {(3y)}^{2}  -  {5}^{2}  \\  = (3y + 5)(3y - 5)

here is the answer hope that will help you

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Sophie [7]

Answer:

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