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Mathematics
Mathematics
Problem
Find the domain and range of: (a)
y
=
x
+
4
y = \sqrt{x + 4}
y
=
x
+
4
(b)
y
=
−
(
1
−
x
)
2
+
1
y = -(1 - x)^2 + 1
y
=
−
(
1
−
x
)
2
+
1
(c)
y
=
2
x
2
−
3
x
+
1
y = 2x^2 - 3x + 1
y
=
2
x
2
−
3
x
+
1
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