ckoiblee
ckoiblee ckoiblee
  • 25-05-2022
  • Mathematics
contestada

Using the quadratic formula, what are the zeros of f(x) = x² + 4x - 21​

Respuesta :

genan
genan genan
  • 25-05-2022

Answer:

x = 3 and x = -7

Step-by-step explanation:

I’ve attached my work!

Hope it helps :)

If you have any questions or anymore help lmk, happy to help with any school work!!

Have a nice day, you got this :)

Ver imagen genan
Answer Link

Otras preguntas

would you expect hydrogen chloride to be a gas , liquid ,or a solid at room temp and pressure ? explain your answer ( its a 3 mark so dont explain it that much
An employment interview designed as a free-flowing dialogue is referred to as a(n) _____ interview. behavioral open semiprofessional standard
Why is a rain drop a particularly damaging element to soil
What is the derivative of the function (2x^2+3x+7)/(sqrt(x))
A liquid changes rapidly into a gas at the liquid’s?.
Sections of the U.S. Constitution serve to organize the main ideas of the _____. Articles Preamble Signatories Categories
Amy wants to carpet a room that is 12 feet by 8 feet. How many square yards of carpet will she need to complete the room?
The y-intercept of the line whose equation is 2x + y = 4 is
Note three aphorisms that deal directly with friendship
Find the simple interest. principal = $10,400; rate = 12.5%; time = 11 years A.$1300 B.$9152 C.$11,700 D.$14,300