AM28
AM28 AM28
  • 01-04-2022
  • Mathematics
contestada

what are the solutions to the equation?

what are the solutions to the equation class=

Respuesta :

Аноним Аноним
  • 01-04-2022

Answer:

x = -2 and 1

Step-by-step explanation:

Given :

f(x) = x+2

g(x) = -x²+4

The solution to the equation f(x) = g(x)

=> x+2 = -x²+4

=> x²+x = 4-2

=> x²+x -2 = 0

By factorisation

=> x²+2x-x -2 = 0

=> x(x+2) -1(x+2)

=> (x+2) (x-1)

x = -2 and 1

Answer Link

Otras preguntas

How was Oliver Cromwell different from the monarchs who preceded him?
Job A pays $13.00 per hour. Job B pays $11.00 per hour but has health benefits. Health insurance costs $3,400 per year. You expect to work 2,000 hours during th
what is 0.3 repeating as a fraction and in simplest form
A square piece of fabric has side length 2.2 cm. Find the area of the piece of fabric.
A number that cannot be written as a ratio of two integers
what are two decimals to 0.9
Suppose the leftmost digits of two numbers are 8 and 3. Can you tell which number is greater? Explain.
81.098 rounded to hundredths
How did landforms and climates affect culture
Suppose the leftmost digits of two numbers are 8 and 3 . Can you tell which number is greater? Explain.