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olga2289 [7]
3 years ago
11

Please help i so t understand ​

Mathematics
2 answers:
marin [14]3 years ago
8 0

Answer:

Step-by-step explanation:

a=2

b=-4

lxl=absolute values

absoulte values are the distance away from 0.

In this case the absolute value of -4, is 4.

Plug in the values:

(sqrt 2^3-7)+l-4l

(sqrt8-7) +4

(sqrt1)+4

1+4

5

Alla [95]3 years ago
5 0

Answer:

Exact Form: 2 sqr root 2 -3  Decimal Form: -0.171578287

Step-by-step explanation:

Hope this helps!!! :)

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