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OlgaM077 [116]
2 years ago
5

Select the equivalent expression

Mathematics
1 answer:
svetlana [45]2 years ago
6 0

Answer:

x^-28 / 7^56

Step-by-step explanation:

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Expert Answer

Step-by-step explanation:

6 0
3 years ago
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Answer :

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{x}^{2}  + 4x + 5 -  {(x + 2)}^{2}  \\  {x}^{2}  + 4x + 5 - ( {x}^{2}  + 4x + 4)   \\

{x}^{2}  + 4x + 5 -  {x}^{2}  - 4x - 4 =  {x}^{2}  -  {x}^{2}  + 4x - 4x + 5 - 4 = 5 - 4 = 1

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