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Mice21 [21]
2 years ago
8

18-3 -18-3 -18-(-3) 18-(-3)

Mathematics
2 answers:
Travka [436]2 years ago
6 0
From order of top to bottom, 15, -21, -15, 21
Marina CMI [18]2 years ago
4 0

Answer:

1.) 15

2.) -21

3.) -15

4.) 21

Step-by-step explanation:

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Step-by-step explanation:

Factor 4a^2-4a+1. 4a2 − 4a + 1 4 a 2 - 4 a + 1. Rewrite 4a2 4 a 2 as (2a)2 ( 2 a) 2. (2a)2 − 4a+1 ( 2 a) 2 - 4 a + 1. Rewrite 1 1 as 12 1 2. (2a)2 − 4a+12 ( 2 a) 2 - 4 a + 1 2. Check that the middle term is two times the product of the numbers being squared in the first term and third term. 4a = 2⋅(2a)⋅1 4 a = 2 ⋅ ( 2 a) ⋅ 1.

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2 years ago
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Nuetrik [128]

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2

Step-by-step explanation:

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