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sasho [114]
4 years ago
9

Plz help with 1 2 and 3

Mathematics
2 answers:
Alex_Xolod [135]4 years ago
7 0

1. 2  12.56, 3  28.26, 4  50.24

2. -4,2  -10; 0,2  -2; 4,2  6

3. 2,1  20; -1,3  2.5; -4,4 32


pshichka [43]4 years ago
7 0

Answer:

20

2.5

32

Step-by-step explanation:

10x^2 / (y+1)

10(2)^2 / (1+1)

10(4) /2

40/2

20


10(-1)^2 / (3+1)

10(1) / 4

10/4

2.5

10(-4)^2 / (4+1)

10(16) /5

160/5

32

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