lizzy223
lizzy223
23-08-2017
Mathematics
contestada
I'm having trouble with this question any help?
Respuesta :
choixongdong
choixongdong
23-08-2017
answer is 2) 49/4
x^2 +7x = 11
left side
x^2 + 2 (x) (7/2) + 49/4
= (x + 7/2)^2
Answer Link
mreijepatmat
mreijepatmat
23-08-2017
The added number is 49/4. Proof:
x² + 7x = 11
x² + 7x + 49/4 = 11 + 49/4
(x+7/2)² = 11+49/4
Answer Link
VER TODAS LAS RESPUESTAS ( 24+ )
Otras preguntas
During photosynthesis, plants capture sunlight energy to make glucose. Then they are able to store that glucose energy. What macromolecule is being referred to?
how did the introduction of larger horses lead to the use of heavily armored knights?
While driving to Aunt Pat’s house we filled up our tank of gas. We traveled 2/5 of the way. How much further do we have to travel?
Xerophthalmia, is a leading cause of preventable blindness due to a deficiency of Group of answer choices iodine. vitamin A. calcium. iron.
1. If the surface area of liquid is large then evaporation will be A. small B. large C. moderate D. slow
I need helpppppppppppop
What is the intersection of plane AEH and plane EGH?
how do you find the ratio of something
What type of crowd or mob is characterized as gathering for a common purpose, rarely engaging in violence, and while members still define themselves as individu
Rewrite the Espresso Counter program to Swap or interchange any two rows of the output. Copy and paste just the interchanged parts of the code. Compile and run
