luella614ox1zum luella614ox1zum
  • 12-02-2019
  • Mathematics
contestada

Factor x2 + 2x - 15.

A) (x - 5)(x + 3)

B) (x - 5)(x - 3)

C) (x + 5)(x + 3)

D) (x + 5)(x - 3)

Respuesta :

gmany
gmany gmany
  • 12-02-2019

Answer:

[tex]\large\boxed{D)\ (x+5)(x-3)}[/tex]

Step-by-step explanation:

[tex]x^2+2x-15=x^2+5x-3x-15=x(x+5)-3(x+5)\\\\=(x+5)(x-3)[/tex]

Answer Link

Otras preguntas

why did the pioneers move west
Can someone help me on problem number 8?
What were some advantages to living in the city? A) less disease and large amounts of inexpensive land B) fertile land and natural resources C) recreat
given the function f(x) =3x -14, find f(3)
if two events have probabilities which sum to 1, they are called ________ events.
The pituitary gland controls the thyroid gland. True False
The mayor has decided to rename your city. Think of what you would like your city to be called. Write a letter to persuade the mayor to choose the name you want
In the play Pyramus and Thisbe, why does Pyramus kill himself? Question 18 options: Thisbe does not love him. Thisbe has been killed by a lion. Thisbe has been
Savanna is considered a transitional biome because it is intermediate between two _______. a. climates b. regions c. biomes d. ecosystems Please select the b
Joe works for a temporary employment agency that pays him $25 per week plus his regular wages, if he works a 40-hour week. If Joe works 40 hours on an assignm