funderburk41 funderburk41

03-10-2016
Mathematics

contestada

vertex form of
y=x^2-4x-9

Respuesta :

apologiabiology apologiabiology

03-10-2016

complete the square
first isolate x terms
y=(x^2-4x)-9
complete square inside (take 1/2 of square of b )
-4/2=-2, (-2)^2=4
add 4-4 inside
y=(x^2-4x+4-4)-9
complete the square
y=((x-2)^2-4)-9
y=(x-2)^2-4-9
y=(x-2)^2-13

Answer Link

Otras preguntas

Evaluate 6 t − 20 − 32 u 6t−20−32u6, t, minus, 20, minus, 32, u when t = 6 t=6t, equals, 6 and u = 1 4 u= 4

You walk for 6.44 km with at a constant velocity of 2.55 m/s due west, turn around, and then walk with an average velocity of 0.435 m/s due east.

The three steps for it security management controls and implementation are: prioritize risks, respond to risks, and?

The records of Felix Company show the following at December 31, 2024 (Click the icon to view the data) Requirements 1. Compute the missing amount for Felix Comp

The school nurse is assessing a 10-year-old boy with hemophilia who has fallen while playing in the schoolyard. at which site does the nurse expect to find inte

It took Samantha 47 minutes to do her homework. She finished at 8:22 PM. When did she start?

A rectangular garden measures 32 ft by 62 ft. Surrounding (and bordering) the garden is a path 2 ft wide. Find the area of this path. Be sure to include the cor

5. Beowulf goes into great detail about what will happen if he loses. What will Grendel do after he carries Beowulf away? Quote the text aloud and/or copy it b

Knowledge of the older adult's functional ability allows the dental hygienist to?

Which choice most accurately explains what happens to the bonds between atoms when water changes to steam, and what becomes of the energy added during this phas