morgannutter13 morgannutter13
  • 24-05-2021
  • Mathematics
contestada

Solve the following system algebraically.
y = x2 +x
y = -x - 1


A) (-2,3)
B) (-1,0)
C) (0,0)
D) (-5,2)

Respuesta :

tankisfun97 tankisfun97
  • 24-05-2021

Answer:

B

Step-by-step explanation:

-x - 1 = x^2 + x

x^2 + 2x + 1 = 0

(x+1)(x+1) = 0

x = -1 (double soution)

y = 1-1 =

y =0

(-1,0) = double solution

Answer Link

Otras preguntas

Jimmy receives his first 333 video games free then pays \$50$50dollar sign, 50 for each game after that. is the amount of money he spends on video games proport
when 2.37g of magnesium reacts with 4.56g of hydrochloric acid 0.11g of hydrogen gas is produced. What is the percent yeild of this reaction
HELP ASAP PLSSSSSS (image of grid below Polygons LMNO and L′M′N′O′ are shown on the following coordinate grid: A coordinate grid is shown from positive 6 to neg
Question 14 (10 points) Match each term with its definition. Column A 2. 9. 10. 6. 7. 8. 3. 4. Underlying principle used to establish whether an injured party c
This To these questions answers?
what's difference between capable competent and ability???​
Screw Katie, this is a serious problem im getting jumped constantly by the LGBTQ community for being a straight male, and you delete my question? This isn't a f
−6×(−8)= what is the answers
Convert \frac{4}{5} 5 4 ​ to a decimal and a percent.
There are 0.45 moles of Kr gas at a pressure of 1.35 atm and a temperature of 35°C. What volume would this gas occupy? (R= 0.0821 Mh/*))