Kaykaylamracw Kaykaylamracw

23-12-2016
Mathematics

contestada

What number should be added to the expression x^2 + 2x to change it into a perfect square trinomial?

Respuesta :

Nirina7 Nirina7

25-12-2016

the answer is (x+1)²= x²+2x+1
so x^2 + 2x must be added 1 to become x²+2x+1=(x+1)²

Answer Link

Otras preguntas

PA. SALES TAX IS CHARGED AT THE RATE OF 6%. FIND THE TAX AND THE TOTAL PRICE YOU WOULD PAY FOR AN $860 STEREO.

The first stage of embryonic development is _____. this process produces _____.

This creature is considered a classic Thanksgiving dish. What species is it?

Your younger daughter watches your older daughter wash the breakfast dishes. later, your younger daughter attempts to wash some dishes. the older daughter has a

In korematsu vs united States the federal exclusion order forced japanese Americans into relocation camps was deemed constitutional because it was issued under

How are these shortcuts (SSS, SAS, ASA, and AAS) similar to or different from those for proving triangle congruence?

You are assigned to conduct a science experiment, and to record the results. according to scientific protocol, results are to be recorded in passive voice. whic

The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the skin. respiratory tract. digestive tract. uri

Which biotic factor would limit the antelope population in the African savanna?

(1) Shadow puppet theater is an ancient form of entertainment in which figures and props cut from leather are placed in front of an illuminated screen to “act o