The answer is the second choice
X²+7x-30
=x²+10x-3x-30
=x(x+10)-3(x+10)
=(x+10)(x-3)
Hope my answer helped u :)
Is BC=2.3 one of the options?
For that question, you can use the cosine rule, where;

In this case, we have..

Solving for BC with this will get you 2.250406, rounded off to the tenth is 2.3.
Answer:
The computer's initial price was $500.
Step-by-step explanation:
If you notice, at the top left of the graph, the y is 500 and the x is 0. The x-axis is also the timeline while the y-axis is the price line.
I hope this helped! :)
I believe it’s: 8.992254284692088