Answer:
the answer is A on usatestprep.
Step-by-step explanation:
If you divide each number by the previous one, you get:
-86 / -172 = 1/2
-43 / -86 = 1/2
-21.5 / -43 = 1/2
The common ratio is 1/2 = 0.5
Answer:
it is possible to draw a triangle with angles 90 degree, 60degree and again 60 degree
Answer:f(-2)=2
Step-by-step explanation:
-x^2-5x-4
= -(-2)^2-5(-2)-4
= -4+10-4
= 2
15•3=45. 45+34=79. 100-79=21. So in conclusion, you would get $21 back