Find all solutions in the interval [0,2pi] cos^2x + 3 cos x + 1 = 0 a) x = 2pi
b) x = pi
c) x = pi/4 , 7pi/4
d) x = pi/2 , 3pi/2

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at __ link to graph: .

Question 3(multiple choice worth 1 points) use the arc length formula and the given information to find r. s = 16 cm, θ = 48°; r = ? sixty divided by pi cm thirty divided by pi cm one third cm one hundred twenty divided by pi cm

X-10/4 when x = –18 a 7 b –2 c –7 d 2