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luda_lava [24]
4 years ago
15

Please help. here is a screenshot of the question.

Mathematics
1 answer:
Feliz [49]4 years ago
6 0
Hello,

1) the line parallele to ox passing by (1,4) has for equation y=4

f(x)=4 if -1<=x<=1

2) the  line pasing through (3,2) and (5,4) has for equation:

y-2=(4-2)/(5-3)(x-3)
==>y=x-3+2
==>y=x-1

f(x)=x-1 if 3<=x<=5.

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3 years ago
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