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

Please help. Im so lost.
250 g flour is needed to bake a 1 kg cake. Find the amt of flour needed for a 2 1/2 cake
Thomas Jefferson borrowed an idea from John Locke that he used in the declaration of independence what did Jefferson call this idea
State whether amino acids are found in animals, plants or both? 1) Animals 2) Plants 3) Both
The secretion of thyroid hormones is controlled by
Record a long-term investment on 1/13/20 to E-Trade (a new vendor), check: 324, amount: $5,700, category: Investments.
2. State the relationship between Agriculture an 1 industries.​
What is nitrification? 1) Nitrification is the conversion of nitrate to nitrogenous compounds such as ammonia. 2) Nitrification is the conversion of nitrate int
Milk goes sour more quickly at room temperature than in a refrigerator. Which factor significantly influences the rate of this chemical reaction? a) Temperatur
what is -(3a+2)-3(5a+7)