k2a8tomerajNk k2a8tomerajNk

01-02-2017
Mathematics

contestada

Find the roots
2x 2 + 4x - 5 =0

Respuesta :

wolf1728 wolf1728

07-02-2017

Use the quadratic formula
x = [-4 +- sqrt (16 - 4*2*-5)] / 4
x1 = [-4 + sqrt (56)] / 4

x2 = [-4 - sqrt (56)] / 4

Answer Link

littledj115 littledj115

01-04-2022

Answer:

Unfortunately, I cannot show the work because I got the answer from a friend, but he got

-2 +- root(14)/ 2

Answer Link

Otras preguntas

A 5.5 kg (12 lb) bowling ball rolling at a modest 2 m/s has momentum of

Mis hermanos _____ muy trabajadores. 1. son 2. somos 3. es

In Gathering Blue by Louis Lowsy What did Kira do after knocking on a door while looking for Jamison? A. She spoke with the singer locked inside and promised to

PLEASE HELP ASAP NUMBER 8 AND 9 SHOW WORK AND I WILL GIVE BRAINLIEST

Please help ASAP -multiple choice- will give brainliest

Help me really quick pleaseeee Manny's Mexican Restaurant has a policy of adding a 17% automated tip if you have a party of 8 or more. Write an equation to repr

Find the unknown side length, x. Write your answer in simplest radical form. A. 15 B. 5 square root of 10 C. 2 square root of 70 D. 4 square root of 37

9) Solve the system of equations by substitution y = 3x + 2 y = -2x + 12

What is 6x3-5+21/3?

Volume of cone..help me