Solve the quadratic equation x^2+4x+6=0

x = (-b ± √(b2 - 4ac ))/2aa=1 b=4 c=6-4 ± √(42- 4*6) = -2 ± √(42 - 12) = -4 ± √(16- 12) = -4 ± √4 = -4 ± 2x= (-4 ± 2)/2x1= -4 + 2 / 2 = -2/2 = -1x2= -4 - 2 = -6/2 = -3

TD
Answered by Tutor531443 D. Maths tutor

1415 Views

See similar Maths 13 Plus tutors

Related Maths 13 Plus answers

All answers ▸

A box has length 3x cm, width 2x cm and height x cm. The total surface area of the box is 2662 cm^2. Find an equation for the surface area of the box, and use this to find the true values of the dimensions of the box.


How do you simplify numbers with powers?


Simplify: 4x + 5y + 6x -7y


How can we express probability?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning