Mathematics, 07.04.2020 19:03, genyjoannerubiera

Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth.
x^2-21=-4x

a. 7,3
b. -7,4
c. 7,-3
d. -7,-3

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:00, kalebbenton15

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

Answers: 1

continue

Mathematics, 21.06.2019 19:40, sswd

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose

Answers: 2

continue

Mathematics, 21.06.2019 20:40, kaylabethany

How is the equation of this circle written in standard form? x2 + y2 - 6x + 14y = 142 a) (x - 3)2 + (y + 7)2 = 200 b) (x+ 3)2 + (y - 7)2 = 200 (x - 6)2 + (y + 14)2 = 142 d) (x+6)2 + (y- 14)2 = 142

Answers: 1

continue

Mathematics, 21.06.2019 23:40, blackbetty79

Rounded to the nearest tenth, what is the value of x

Answers: 1

continue

Do you know the correct answer?

Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth.
...