katiewalkerburrows4 katiewalkerburrows4
  • 19-06-2020
  • Mathematics
contestada

show that x^2-8x+20 can be written in the form (x-a)^2+a. Where a is an integer

Respuesta :

ronhagrid310
ronhagrid310 ronhagrid310
  • 19-06-2020

Answer:

(x - 4)^2 + 4

Step-by-step explanation:

  x^2 - 8x + 20

= x^2 - 2*4*x + 16 + 4

= x^2 - 2*4*x + 4^2 + 4

= (x - 4)^2 + 4

= (x - a)^2 + a, with a = 4

Hope this helps!

Answer Link

Otras preguntas

The greatest common factor of 3m squared n + 12mn squared is
What are the different types of erosion?
what part of speech ,inference ,and the definition of the word abominable ?
How did the proclamation line help to push the colonies toward war with Britain?
what would a geographer conducting research be most likely to do
what would a geographer conducting research be most likely to do
The greatest common factor of 3m squared n + 12mn squared is
what part of speech ,inference ,and the definition of the word abominable ?
find the zeros of the function h(x)=x^2-5x-50 by factoring
a car travels 172 miles using 7 gallons of gas how far can the car travel using 42 gallons of gas?