StarsetSociety
StarsetSociety StarsetSociety
  • 03-02-2017
  • Mathematics
contestada

Factor completely. 5x^2 - 45

Respuesta :

Аноним Аноним
  • 03-02-2017
Simple...

you have: [tex]5 x^{2} -45[/tex]

Using the box method-->>

5(x+3)(x-3)

Thus, your answer.
Answer Link
altavistard
altavistard altavistard
  • 03-02-2017
Hint:  Divide both terms by 5 (that is, factor the 5 out of the given expression).

You will then have 5(x^2-9).  Factor (x^2-9) now.
Answer Link

Otras preguntas

a rectangle has an area of 72 square feet . the rectangle is enlarged by a scale factor of 6 . what is the new area?​
how can i find the answer to 188x31?
Hudson bought several cans of tennis balls. Each contained both green and yellow tennis balls. He purchased 10 green tennis balls and 5 yellow tennis balls in a
Max, Inc., has two divisions, South Division and North Division. South Division's sales, contribution margin ratio, and traceable fixed expenses are $500,000, 6
(sqrt(24x ^ 5 * y ^ 7))/((6x ^ 3 * y ^ 4) ^ (1/2))
The company I work for offered me to choose between a better salary and a flat in the city center and I chose ________.
Complete the missing value in the solution to the equation. y=-2x+4 y=-2
what is percentage ​
The length of a rectangle is 3/2 units greater than twice its width. If its width is w, which expression gives the perimeter of the rectangle in terms of w?
Which clinical signs are associated with periodontist