frances1224 frances1224

14-07-2020
Mathematics

contestada

The equation x2 − 6x − 27 = 0 when solved is:

Respuesta :

devishri1977 devishri1977

14-07-2020

Answer:

-3 , 9

Step-by-step explanation:

Sum = - 6

Product = -27

Factors = 3, -9

x² - 6x-27 = 0

x² + 3x - 9x - 9*3 = 0

x(x + 3) - 9(x + 3) = 0

(x + 3) (x - 9) = 0

x +3 = 0 ; x - 9 = 0

x = - 3 ; x = 9

Solution: x = -3 , 9

Answer Link

Otras preguntas

you rent x pairs of shoes for $2 each .you buy the same number of drinks for 1.50 each you also pay $9 for a bowling lane

Tax collection is the responsibility of which level of government ? National State Both A and B Neither A nor B

What ideology places the good of the nation above all and rejects foreign influences?

the Indian subcontinent is bordered on the north by

Insert the correct prepositions. 1. to deal ... 2. to check ... 3. to rely ... 4. to check ... 5. to care ... 6. to end ... a draw 7. to fall... 8. to take

20% saved of his monthly 335 $

if the price is $36 and it was on sale for 25% off what was the sale price

To be considered a successful adaptation the adaptation must make the organism more likely to a. survive and reproduce. b. hunt and gather. c. catch predator

What were the Rebels’ chances of victory at Lexington & Concord? Why?

What ideology places the good of the nation above all and rejects foreign influences?