Zombie0o Zombie0o

08-01-2018
Mathematics

contestada

Find the discriminant of the equation. (Show how you got your answer)
a. X^2 + 4x + 9 = 0

Respuesta :

christinetrueh christinetrueh

10-01-2018

The discriminant of the equation is -20. You use the formula( that's how I solved it)

Discriminant formula- b^2 - 4(a)(c)

Work:

4^2-4(1)(9) = -20

The formula for this is the part of the quadratic formula

Answer Link

Otras preguntas

If ABC ~ DEF, What is the scale factor of ABC to DEF? Triangle ABC has angles of 18, 21, 24. Triangle DEF has angles of ?, 7, ?

Why hasn’t the animals in Australia spread it other countries in the world?

PLEASE HELP 98 POINTS!!!!!! What is the reason for each step in the solution of the equation? 19=5x−1 Drag and drop the reasons into the boxes to correctly

Kendall is buying a home for 119,000 she is making a 12% down payment and financing the rest with 20-year loan at 4.5% interest what is her monthly mortgage pay

a dichotomous key is a

Emerson stuck out 112 times in 350 at bats find the percent

I need help on this

Can someone read this and tell me the answer pls and thank you

why does abigail no longer have a job

please answer quickly thanks :) good morning btw