Between which two ordered pairs does the graph of f(x) = x2 + x – 9 cross the negative x-axis?

quadratic formula: x =

(–6, 0) and (–5, 0)
(–4, 0) and (–3, 0)
(–3, 0) and (–2, 0)
(–2, 0) and (–1, 0)

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Identify the number as a rational or irrational.explain. 127

Abcd is a square. what is the measure of angle bac