The first one is the second one. t(n)=20n+480
Question 4: is the first one t(n)=8n+15
Given:
The quadratic equation is:

To find:
The solution for the given equation rounded to 2 decimal places.
Solution:
Quadratic formula: If a quadratic equation is
, then:

We have,

Here,
. Using the quadratic formula, we get




Now,



And



Therefore, the required solutions are 1.14 and -1.47.
Answer: letter a should be the correct answer
Step-by-step explanation:
P=250
that would be (250×$855)-$6780
=$213750-$6780
=$206970
the CEO amount would be 15% of $206970
=$31045.5