A nursery owner buys 7 panes of glass to fix some damage to his greenhouse. The 7 panes cost $17.85. Unfortunately, breaks 3 m
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First compute the first-order partial derivatives and find the critical points.
Both first order derivatives vanish at
Computing the Hessian, we get
We have
Answer:
Step-by-step explanation:
Given
Options (a) to (d)
Required
Which represents an arrow pointing left
When an arrow points left on an inequality graph, the inequality is either of the following:
or
From the given options (a) to (d), only fits the above description.
Other options illustrate an arrow pointing to the right
To further explain this;
Looking at (b), we have:
This is rewritten as:
--- the same form as (c) and (d)