laz8ardlogaconnonel laz8ardlogaconnonel
  • 01-04-2017
  • Mathematics
contestada

What is the vertex of this equation?
y=-x^2+10x-21

(5, 4)

(1, -9)

(-4, -2)

(7, -3)

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 25-09-2019

Answer:

  (5, 4)

Step-by-step explanation:

The equation can be written in vertex form by adding and subtracting 25:

  y = -(x^2 -10x +25) -21 +25

  y = -(x -5)^2 +4

Then the vertex can be identified as (5, 4).

Ver imagen sqdancefan
Answer Link

Otras preguntas

The function y = 4.25x + 6 represents the total amount of money, y, earned over x hours. What is true about the function? A It is linear because it is always
To produce sufficient thrust, small wings must beat faster than larger wings.A. TrueB. False
Please answer the questions below need asap before thursday 1. Draw two pedigrees for this family, one for eye colour and another for ear shape be sure to inclu
Operator duties performed inside control rooms include all of the following EXCEPT a. Monitoring process variables b. Recording process variables c. Adjusting p
What was the scope of Neo-Aristotelian scholarship?
3x2 + y, x is 5 and y is 3
HELP PLSSS i dont understand
i need help with the questions that u have highlighted please help.
12. a) If the sum of two numbers is 10 and the b) A number is greater than another number by 3. If their sum is 33, find the numbers. c) A number is less than a
HELLUR ITS MADEA ANYBODY NEED some tutoring I don't have anything to do because my license has been suspended for 36 years 1+1=?