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Note that the from 
to 0, that is the left part, the function is the line y=1.
Similarly, from 0 (not included) to
, the function is y=-1.
Thus the function is given by the rule:
y=1, for x≤0,
y=-1, for x>0.
Remark: a horizontal line at height c, from the x-axis, is the graph of the function y=c.
Similarly, from 0 (not included) to
Thus the function is given by the rule:
y=1, for x≤0,
y=-1, for x>0.
Remark: a horizontal line at height c, from the x-axis, is the graph of the function y=c.
Answer: x=-1.9
Step-by-step explanation:
-18 on both sides
divide 7 on both sides
Answer:
a) $()
b) $(20m + 7080 - 43200/m)
d) m= 36 or m= -60
e) $200
Step-by-step explanation:
Please see the attached pictures for full solution.
