Brigitte22 Brigitte22
  • 19-05-2016
  • Mathematics
contestada

Solve this equation using an algebraic method.

Solve this equation using an algebraic method class=

Respuesta :

Tareki
Tareki Tareki
  • 19-05-2016
(x+4) (x-4) = 9 
(x^2 - 16) = 9
x^2 = 25 
x=5 & x = -5 
Answer Link

Otras preguntas

Tourist: "How many birds and lions do you have in your zoo?" Zookeeper:"There are 30 heads and 100 feet." Find the number of each animal. I need to know how to
Max is 24 years older than his son, Liam. In two years, Liam will be half as old as Max. How old is Liam now?
4 friends share 3 apples equally. What fraction of the apple does each friend get ?
Find all zeros (both real and complex) for the function f(x)=x^3-5x^2+4x+10
a rectangular plot of land is 100 feet long and 50 feet wide how long is the walkway along the diagonal? round to the nearest foot.
Find three consecutive even integers whose sum is 36.
How many significant figures are in the number 307? 080?
Find all zeros (real and complex) for the function f(x)=x^3-5x^2+9x-5
what are literary devices?
What word describes the relationship between oppsite angles of a parallelogram?