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

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

Where are the products as part of a chemical reaction?

Louisa has a goal of collecting 100 pounds of dog food for a local shelter. She records how many pounds of food she collects each week

Who lived in the Congo before the Belgians arrived?

How many centimeters are there in meter? b. 10 c. d 1000 e. 10000 100 2. A centimeter is equal to 1 inch b.½inch C 1/2.54 inch d. 2.54 inches e. 37.39 inches

Relationship between elastic shear stress and shear strain is a) Young's modulus b) Poissons ratio c) Saint-Venant's principle d) Modulus of rigidity e) None of

A rock, with a density of 3.55 g/cm^3 and a volume of 470 cm^3, is thrown in a lake.

Read the passage and examine the text in bold. Then, answer the question. I always loved my grandfather's explanations of our seasons, "This is the country of t

Quizlet Zena, a sedentary bank employee participates in a study on the effects of training on adrenaline behavior. Her blood levels of adrenaline are measured

It is legal to have a function with no arguments. TRUE FALSE

It is not possible for an airborne pathogen to travel very far. TRUE OR FALSE