Learning Task 3. Do the following: A. Characterize the roots of the following quadratic equations using the
discriminant.
1. x2 + 4x + 3 = 0
4 4x2 - 4x + 1 = 0
2. x2 - 5x + 4 = 0
5. 2x2 + 6x + 3 = 0
3. x2 + 7 = 0
B. Complete the table.
Equation
a
b
Roots
X1 + X2
X
XI. X2
X2
x2 + 5x + 4 = 0
x2 - 6x-27 = 0
x2 - 25 = 0
x2 + 10x + 25 = 0
2x2 - 5x + 3 = 0

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

Which of the following circles have their centers in the third quadrant?

Using the figure below, select the two pairs of alternate interior angles. a: point 1 and point 4 b : point 2 and point 3 c: point 6 and point 6d: point 5 and point 7