KitKat1511584
KitKat1511584
30-04-2017
Mathematics
contestada
What are the solutions to 2x^2+7x=4?
Respuesta :
irspow
irspow
30-04-2017
2x^2+7x-4=0
2x^2+8x-x-4=0
2x(x+4)-1(x+4)=0
(2x-1)(x+4)=0
So the zeros or solutions occur when x=-4 and 1/2
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
Which type of bond is found between atoms of solid cobalt? (1) nonpolar covalent (2) polar covalent (3) metallic (4) Ionic
Kyle is 52 inches tall. The distance from the top of his head to the tip of his shadow is 60 inches. Approximately how long is Kyle's shadow? A. 30 inches
Are spiders multicellular?
Which word in the sentence does the adverb modify? The film club usually meets at the same location. a. film b. club c. meets d. location
Th indivisual substances of the mixture shown above are easily distinguished and easily separated this is an examle for what kind of mixture
In which economic system does the government make most major decisions about what to produce, how much to produce, and for whom the goods and services will be p
In which economic system does the government make most major decisions about what to produce, how much to produce, and for whom the goods and services will be p
Question 8. 8. According to the text, reporters are expected to create news frames reflecting ________. (Points : 3)
which two statements about first person narrative are generally true
Mr.Harris has some money in his wallet. He pays the babysitter $12 an hour for 4 hours of babysitting. His wife gives him $10, and he puts the money in his wall
