cameronmarae cameronmarae

20-04-2020
Mathematics

contestada

Factor x^2-2x-8=0 to find the solutions to the equation.

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

20-04-2020

Answer:

x=4 x=-2

Step-by-step explanation:

x^2-2x-8=0

What 2 numbers multiply to -8 and add to -2

-4*2 = -8

-4+2 = -2

(x-4) (x+2) =0

Using the zero product property

x-4 =0 x+2 =0

x-4+4=0+4 x+2-2=0-2

x=4 x=-2

Answer Link

Otras preguntas

The toll on the Islands Bridge is $1.00 for car and driver and $.75 for each additional passenger. How many people were riding in a car for which the toll was $

I am a polygon with four congruent sides. draw me and name me

What si the answer to this? I'm bad at graphs sorry :). Btw it's number 22

A jar holds 15 red pencils and 10 blue pencils. What is the probability of drawing one red pencil from the jar?

If pqr = 1 , rst = 0 , and spr = 0, which of the following must be zero? A. P B. Q C. R D. S E. T

20 is what percent of 52

how do you know how to write 1/2 in percent?

how do u say "it is spring" in spanish

Explain why $64,480 per year and $1,240 per week are equal rates.

Solve for x: log6x-log2=1