Answer:
2
Step-by-step explanation:
Given: a² +a +1= 0
Bringing a terms to the right-hand side:
1= -a² -a
-a² -a= 1
-a -a²= 1
1 -a -a²
= (-a -a²) +1
= 1 +1
= 2
D is also correct. if you need an explanation let me know
Answer:
0.5
Step-by-step explanation:
For the first one it would be C.
Answer:
20,0995 or 80,750
hope this helps sorry if im wrong
Step-by-step explanation:
