Seudónimo
Seudónimo
02-04-2015
Mathematics
contestada
4x squared + 7x +2=0 use quadratic formula
Respuesta :
Panoyin
Panoyin
02-04-2015
4x² + 7x + 2 = 0
x =
-7 +/- √(7² - 4(4)(2))
2(4)
x =
-7 +/- √(49 - 32)
8
x =
-7 +/- √(17)
8
x =
-7 +/- 4.123
8
x =
-7 + 4.123
x =
-7 - 4.123
8 8
x =
-2.877
x =
-11.123
8 8
x = -0.359625 x = -1.390375
Answer Link
VER TODAS LAS RESPUESTAS ( 12+ )
Otras preguntas
Balance the reactions which form ions. Choose "blank" if no other coefficient is needed. Writing the symbol implies "1." 1) (NH4)2CO3 ____ NH4 +_____ + CO3 -2
What is a benefit of peer review? A. A peers paper can offer students a viewpoint they hadn’t thought of B. A peers paper can swerve as an example of what to
which of the following is an example of an agent in the chain of infection? Handwashing A virus A contaminated pillowcase Proper Nutrition
________ are goals framed in terms of positive experiences that you seek directly.
Which sentence best states the idea that this excerpt helps to develop?
What is more important, mildred or the bible? explain?
After the climax of a story, what should the reader expect next?
As chief justice of the united states supreme court in 1954 i read with pleasure the unanimously decision of the court stating "we conclude unanimously that in
I ________ hearing about the heros on last night's news. A. recall B. regular C. reduce D. responsible
3.) According to Karl Marx, human history shows that struggle develops between the thesis and its antithesis, leading to a synthesis. Marx called this historica
