ANSWERS & EXPLANATIONS–
- d.The y-values on all three graphs increase as
the x-values move from left to right in the
interval (0,∞). Their graphs are as follows:
f(x) = x^3
f(x) = 2x+ 5
f(x) = |x|
–10 –8 –6 –4 –2 2 4 6 8 10 x
–2
–4
–6
–8
–10
10
8
6
4
2
–10 –8 –6 –4 –2 2 4 6 8 10 x
–2
–4
–6
–8
–10
10
8
6
4
2
–10 –8 –6 –4 –2 2 4 6 8 10 x
–2
–4
–6
–8
–10
10
8
6
4
2