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 ( 95+ )
Otras preguntas
Which description does not apply to a Romanesque church? A. thin stone walls reinforced with flying buttresses B. huge interior columns and round arches C. smal
A committee within a committee that looks at a bill closer is called: a. a select committee c. a subcommittee b. a special committee d. a joint committee
for the function f (x)= 3\4x −5ˏ what is f (16)
How did the U.S. Constitution solve a problem created by the Articles of Confederation? It allowed for government to enforce laws and settle disputes. It allo
Which shows the unsimplified solution for x^2 + 8x + 6 = 0? answer choices r the bottom
What is the term that we use to describe two species living together? A. Camouflage B. Hibernation C. Migration D. Symbiosis
There are 18 cupcakes. How many 3/4 size servings can you make?
7+4u=70-3u What is U
Victor is half as old as Maria. The sum of their ages is 54. How old is Victor?
What is the degree of each monomial? -9 a. -8 b. 0 c. -10 d. -9