IB Mathematics Analysis and Approaches Quiz
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FUNCTIONS
Question 1
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Find the range of the function
f
(
x
)
=
7
−
3
⋅
2
x
+
1
f(x) = 7 - 3 \cdot 2^{x+1}
f
(
x
)
=
7
−
3
⋅
2
x
+
1
.
A
y
>
7
y > 7
y
>
7
B
y
<
−
3
y < -3
y
<
−
3
C
y
>
−
3
y > -3
y
>
−
3
D
y
<
7
y < 7
y
<
7
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