Mathematics, 02.07.2019 23:30 erinbrewster1299

Use the discriminant to determine what type of roots the equations will have, and categorize the equations according to their roots.
two distinct roots, one repeated root, two complex roots
x^2 − 4x + 2 = 0
5x^2 − 2x + 3 = 0
2x^2 + x − 6 = 0
13x^2 − 4 = 0
x^2 − 6x + 9 = 0
x^2 − 8x + 16 = 0
4x^2 + 11 = 0

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, alex12everett

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Answers: 3

continue

Mathematics, 21.06.2019 16:30, 2alshawe201

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Answers: 3

continue

Mathematics, 21.06.2019 17:30, chloerodgers56

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

Answers: 2

continue

Mathematics, 21.06.2019 18:50, rosas8

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Answers: 2

continue

You know the right answer?

Use the discriminant to determine what type of roots the equations will have, and categorize the equ...