alane132 alane132
  • 04-08-2017
  • Mathematics
contestada

5x​2​​−320 factored completely?

Respuesta :

kphung76127
kphung76127 kphung76127
  • 04-08-2017
First take out the GCF (5)
5(x^2-64)
It's a perfect square so we can go further
5(x+8)(x-8)
Answer Link
Patrici33
Patrici33 Patrici33
  • 04-08-2017
First factor out the 5 so you have 5(x2-64). Since (a+b)(a-b)=(a^2-b^2)
(x^2-64)=(x-8)(x+8). So completely factored is 5(x-8)(x+8).
Answer Link

Otras preguntas

What is a activity stream?
How many stars we have in our solar system ? ​
What was the original name of Atlanta
Passage 1 School uniforms could alter students’ attitudes toward their education. If students wear the same clothing each day, they will not have to think about
is [tex]y = x^{2}[/tex] a linear equation? NEED EXPLAINATION
What is a characteristic of a core area? I. Economic strength II. Increasing poverty rates III. Isolation from other countries IV. Struggling infrastructure
Why do you not like to read books. 2 sentences pleaz I'll make you brainliest
What is a type of french poetry
(11n - 3n) - n Help plz desperate
Re-arrange this polynomial so it’s terms are in order from highest to lowest. 4x to the 5th power + 2x to the 3rd power - 15 - 7x to the second power