rufozulieth
rufozulieth rufozulieth
  • 02-04-2020
  • Mathematics
contestada

help!
Factor the expressions.
x^2 − 4x − 45 =

Respuesta :

Аноним Аноним
  • 02-04-2020

Answer:

(x - 9)(x + 5)

Step-by-step explanation:

x² − 4x − 45 =

= x² + 5x  - 9x - 45

= x(x + 5) - 9(x + 5)

= (x - 9)(x + 5)

Answer Link

Otras preguntas

Which of the following was not a result of the American Civil Rights Movement? A. Poverty was eliminated B. Equal access to housing and jobs was required C. V
Which type of equilibrium exists in a sealed flask containing Br2(ℓ) and Br2(g) at 298 K and 1.0 atm?(1) static phase equilibrium (2) static solution equilibriu
name the process by which co2 and water moves in and out of the cells PLEASE ANSWER
why do historians need archaeologists and anthropologists to study prehistory
What are two key characteristics of a good scientific investigation
If the ones digit of a number greater than 1 is 0, what factor or factors must that number have. A. 2 only B. 5 only C.2 and 5 D. Neither 2 or 5
The nation-state concept originated in which of the following countries? A. France B. United States C. Japan D. England
find the slope of the line having equation 4x- 3y= 13
find the slope of the line having equation 4x- 3y= 13
Who were the advocates of centralization, and why did they want to alter or abolish the Articles of Confederation?