Answer:
F(x) < 0 over the intervals (-∞, -0.7) and (0.76, 2.5).
Step-by-step explanation:
The line is below the x-axis at those intervals
Let gradient of original line = m = 1/6
Gradient of line perpendicular to this = -1/m = -6
(Gradient = slope)
Answer:
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Step-by-step explanation:
<u>Step 1: Set x to 4 and set y to -5</u>
<u />
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Answer: 
Here is a key that showed up online
Answer:
is the last one
Step-by-step explanation:
the line is dotted and shaded above