J4ySk4t3r91 J4ySk4t3r91
  • 12-04-2021
  • Mathematics
contestada

Solve The Quadratic Equation by the Square Root Method.

(x + 2)^2=25

Respuesta :

Squim Squim
  • 12-04-2021

Answer:

x=-7, x=3

Step-by-step explanation:

Seperate into possible cases

Solve the equation

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 12-04-2021

Answer:

x = 3    or x = -7

Step-by-step explanation:

(x + 2)^2=25

Take the square root of each side

sqrt((x + 2)^2)=sqrt(25)

x+2 = ± 5

Subtract 2 from each side

x+2-2 = -2 ±5

x = -2 +5  or x = -2 -5

x = 3    or x = -7

Answer Link

Otras preguntas

Why is location on a fault line a natural hazard? Fault lines have huge floodplains. Movement of tectonic plates causes earthquakes. Storm surges occur along
what two numbers add. to twelve but equal 5
What is 712 divided by 8
The consumer price index is one way the government measures _____?
In the fourteenth century, Europe's population was devastated by crop failure and _____. the Black Death foreign invasions inflation religious persecution
How do you write 53.02 in two other forms
How are igneous rocks formed? A. Lava or magma cools and then crystallizes. B. Glaciers melt. C. Lava or magma heats up and crystallizes. D. Hail falls and mel
The Nile begins as two separate rivers, the ___________ flowing from eastern Africa and the __________ from central Africa?
Chan hee bought 3.4 pounds of coffee that cost $6.95 per pound how much did he spend on coffee
what do the organisms in each trophic level eat