25-02-2017
Mathematics

contestada

What must be addded to x squared minus x plus four to make it equal to (x+2)squared?

Respuesta :

danceluv165 danceluv165

25-02-2017

If you add 5x to the x then it will equal 4x. Then the equation would be x^2+4x+4 which equals to (x+2)^2 when factored. (x+2)(x+2)=x^2+2x+2x+4=x^2+4x+4.

Hope this helped! :)

Answer Link

Otras preguntas

Solve for x: 12(x-2)<24

What is 500/373as a fraction and as a decimal?

What is the central idea of the Ptolemy selection? How does Ball develop this central idea?

Which of the following best describes the extent of Spanish involvement in the Americas? A) Spain focused only on the Bahamas.B) Spain was involved in most of

In which pair do both atoms have one electron only in an s orbital in their ground states? A Ca, Sc B Cu, Be C H, He

(3^8 X 2^-5 X 9^0)-2 x [2^-2/3^3]^4 x 3^28 = Write your answer in simplified form. Show all of your steps.

Solve the system of equations X+3y=-1 2x+2y=6

64 is what percent of 400

what philosophy came from china and later adopted by japanese warriors because it emphasized obedience and social harmony

2/4+5/6+7/2-1/2=¿¿¿¿