3 years ago

Factor each of the following using differences of squares

Mathematics

2 answers:

professor190 [17]3 years ago

8 0

The first is (x+10)(x-10)

The second one is (3x+14)(3x-14)

timofeeve [1]3 years ago

4 0

The first one is (x+10)(x-10)

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I don't get how to do this.

olasank [31]

Answer:

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Step-by-step explanation:

let the pigs = x

the ducks = 2×x = 2x

the chickens = 3×(2x) = 6x

x +2x +6x = 639

9x=639

x = 639/9 = 71

the chickens = 6x = 6×71 = 426

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Ok so what you would do is:
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algol13

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Step-by-step explanation:

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4 years ago

Without solving. what value for n makes this equation true?

Pavel [41]

Answer:

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Step-by-step explanation:

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