ANIMALlove2 ANIMALlove2

02-03-2017
Mathematics

contestada

how do i do the quadratic formula

Respuesta :

ivanhqp ivanhqp

02-03-2017

Quadratic formula is

x = -b + or - sqrt b^2-4ac / 2a

Just plug in your numbers... let's say we have x^2 + 4x + 8 = 0
Plug it in.

x = -(-4) +/- sqrt (4)^2 - 4(1)(8)/2(1)
x = 4 +/- sqrt 16-32 / 2
x = 4+/- sqrt -16/2 (no real solutions)

Answer Link

Otras preguntas

Theres 5 apples Leah picks up 3 apples How many apples were there in all?

The graph of the function f(x) = –(x + 6)(x + 2) is shown below. Which statement about the function is true? The function is increasing for all real values of

Aurora is movin to a new house.she has lived in her current house for 6 years .he many months is that ? how many days?

99 point Question and Brainliest!!! I really need help with this... What do you believe Nick's American Dream is, based on the text in the book "The Great Gatsb

does the farmer believe that the new south is working to improve his life? cite evidence to support your claim

Choose the number sentence that shows the distributive property of multiplication over addition. 5 × (8 2) = (5 8) × (5 2) 5 × (8 2) = (5 × 8) 2 5 × (8 2) = (5

How are electromagnetic waves different than all other waves?

What is the reliability of the analytical sciences in the courtroom

Which of the following statements best explains how the increased popularity of the automobile encouraged the growth of suburbs? A. People with automobiles need

what is the value of the missing