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Mathematics
Mathematics
Problem
1. Prove that the function
f
(
x
)
=
5
x
−
3
f(x)=5 x-3
f
(
x
)
=
5
x
−
3
is continuous at
x
=
0
x=0
x
=
0
, at
x
=
−
3
x=-3
x
=
−
3
and at
x
=
5
x=5
x
=
5
.
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