450. To find the rate you would do 1800 divided by 4 which is the hours without wind. 1800/4 =450
Answer:
can u retake the photo i cant see whole shapes ill answer the question when u post the new one
Step-by-step explanation:
Answer:
me too
Step-by-step explanation:
Answer:
A. b2 – 4ac = –12
Step-by-step explanation:
discriminant must be minus cause the graph doesn't cross the x-axis .in other words it doesn't have an answer.plus , the "a" of the equation is minus too.
Answer:
A)
Step-by-step explanation:
1) To answer this question, we must remember what this discriminant stands for:
2) We must plug in this discriminant, in the square root of Quadratic Formula, to find its roots, i.e.:
The discriminant is a radicand.
3) The graph above shows us no Real roots for this equation then we have roots ∈ Complex Numbers, in other words:
4) So, it's A.
answer is B, because it comes -50/49