Answer:
(x²+5)(x-9)
Step-by-step explanation:
Assuming that you are asking to factor by grouping:
x³ - 9x² + 5x – 45
You can group:
x²(x-9) + 5(x-9)
and then combine the x² and 5:
(x²+5)(x-9)
Answer:
i think it's A if I'm wrong then wow
Answer:
D.2.58
Step-by-step explanation:
We have that to find our 
level, that is the subtraction of 1 by the confidence interval divided by 2. So:
Now, we have to find z in the Ztable as such z has a pvalue of 
.
That is z with a pvalue of 
, so Z = 2.58.
The answer is given by option D.
Answer:
-11
Step-by-step explanation:
-8/7
6- -2= 8
3- -4=7
rise over run the slope of K is 7/8
perpendicular is the negative inverse of the slope so it ends up as -8/7
