Hello :
-8x² +98 =0
x² =98/8
x² = 49/4
x² = (7/2)²
(x= 7/2) or( x= -7/2)
Answer:
<
Step-by-step explanation:
89835000000*10^-7 = 8983.5
8.9835*10^5= 898350
8983.5 < 898350
Answer:
11,232,000 license plates are possible.
Step-by-step explanation:
The order in which the symbols are chosen is important(ABC is a different plate than BAC), which means that the permutations formula is used to solve this question.
Permutations formula:
The number of possible permutations of x elements from a set of n elements is given by the following formula:

In this question:
3 letters from a set of 26.
3 digits from a set of 10. So

11,232,000 license plates are possible.
The only ones that are functions are the ones where the y-coordinate does not repeat. B and D
Answer:
A.415.69cm
b.323.14
Step-by-step explanation:
The height would be 10cm
The length would be 4cm