w4223329 w4223329
  • 19-03-2022
  • Mathematics
contestada

Given x + y = x ∙ y = 3, determine x3 + y3 ?

Respuesta :

zsm2800 zsm2800
  • 19-03-2022

Answer:

Step-by-step explanation:

x³ + y³ = (x + y)(x² - xy + y²)

= (x + y)(x² + 2xy + y² - 3xy)

= (x + y)[(x + y)² - 3xy]

= 3(3² - 3(3)) = 3(0) = 0

Answer Link

Otras preguntas

How did the monsoons affect the trade between East Africa and Asia?
4/5 was divided equally among 8 grades. what fraction of money did each grade recieve
a proportional relationship is a liner relationship because the rate of change is constant (and equal to the constant of proportionality ).what is required of a
The Egyptians used hieroglyphics in the same way as the Sumerians used ?
Should Leonardo Dicaprio win an Oscar for his role in the Revenant?
What is the potential downside of globalization
Penguins spend almost 75% of their lives in the sea. An emperor penguin in the wild has a life span of about 18 years. About how many years does this penguin sp
when was george washington's birthday
Find the total cost: $225 bill with a 35% markup
y = 10 x = 3 x + y + y + 17 + y = ? Thanks!!