F(x)=−x 2 −7x Find f(−10)
1 answer:
You might be interested in
Answer: A
Step-by-step explanation:
Letting ,
Also, the domain of an inverse is the same as the range of the original function, so the range is
Answer:
Option D.
Step-by-step explanation:
The given quadratic equation is
We need to draw the graph of given equation by using graphing calculator as shown below.
From the graph it is clear that the parabola intersect the x-axis at points (-2,0) and (-5,0). So, the x-intercepts are (-2,0) and (-5,0).
Therefore, the correct option is D.
