pcauthron pcauthron
  • 01-12-2020
  • Mathematics
contestada

7. Factor Completely
(1 Point)
x^2– 25

Respuesta :

mesiidor
mesiidor mesiidor
  • 02-12-2020

Let's factor x2−25

x2−25

The middle number is 0 and the last number is -25.

Factoring means we want something like

(x+_)(x+_)

Which numbers go in the blanks?

We need two numbers that...

Add together to get 0

Multiply together to get -25

Can you think of the two numbers?

Try 5 and -5:

5+-5 = 0

5*-5 = -25

Fill in the blanks in

(x+_)(x+_)

with 5 and -5 to get...

(x+5)(x-5)

Answer:

(x+5)(x−5)

Answer Link

Otras preguntas

For what value of the constant a does the system of equations below have infinitely many solutions?
which is the graph of f(x)= 3 sq root -x?
who did bhanubhakta see when he woke up from a short sleep ?​
give me a exercise of we and our community​
what is the meaning of ssl​
HELP ASAAAAAP EXPLAIIINNN
What is the general trend for electron affinity values going across a period?
Which part of government serves as head of state? the House the President the Senate the Supreme Court
A certain mass of hydrogen gas collected over water at 10°C and 750mmHg pressure has a volume of 57cm3. Calculate the volume when it is dry at S.T.P ( S.V.P of
What is an equation of the line that passes through the point(5, 8) and is parallel to the line æ +y= 8?