Hello and Good Morning/Afternoon:
Let's take this problem step-by-step:
The problem want's to find h(4)
[tex]\hookrightarrow \text{4 in this case is the x's value}\\[/tex]
[tex]\hookrightarrow\text{This means that we must plug in x into x's position in h(x)'s equation}[/tex]
[tex]h(4) = (4)^3-2=64-2=62[/tex]
Answer: h(4) = 62
Hope that helps!
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