Answer:
b=-a
Step-by-step explanation:
we know that b is located the same distance from 0 as another number, a, but in the opposite direction.
so the sum of the two numbers equal zero
a+b=0
a=-b or b=-a
Answer:
Step-by-step explanation:
plug 3 into x
2(3)^2+(3)
2(9)+3
18+3
21
f(3)=21
Answer:
6000
Step-by-step explanation:
- 6.25×10 3x
- 6.3×10 3x
- 6×10 3×