We have 4(x^2 - 2x + 4) - 7 = 4x^2 - 8x + 16 - 7 = 4x^2 - 8x + 9;
So, 4x^2 - 8x + 9 = <span>ax^2+bx+c
;
The value of b is -8.</span>
Answer:
34
Step-by-step explanation:
Points B,C,D, and E are points on the edge of the circle.
and
are in the same segment.
We have that: 
We want find 
Recall that angles in the same segment are congruent.

So the answer is 34
Answer:
What is the question?
Step-by-step explanation:
F(x)=5x
normal domain: all real numbers
practical domain: <span>all positive integers
</span>becasue we can substituent with any positive integer in the place of x
The discount is $7.5 if the discount is what you are looking for.
$50 - $42.50 is $7.5
If you are looking for a percentage then the answer is 85%