4x squared + 7x +2=0 use quadratic formula

Question

02-04-2015
Mathematics

contestada

4x squared + 7x +2=0 use quadratic formula

Respuesta :

Otras preguntas

Which sentence would make the best hook for an introductory paragraph about the poet Sylvia Plath? Sylvia Plath is a prime example of the downside of this tr

Using the variable x, write the interval as an inequality. -2<x<1

In asexual reproduction, ________. a. the offspring are genetically unique b. the offspring are made up of portions of each of the parent's dna c. the offspring

Did north america have a limited or unlimited government in the 1700's

The ratio of schooners to skiffs was 7 to 5. If there were 63 schooners in the bay, how many skiffs were there?

One of the most common methods of differentiating between early hominid stages of human evolution is through examining what?

The U.S.-based motorcycle manufacturer says that it expects to build 139,000 motorcycles this year, up from 126, 000 last year. Find the percent of increase i

As part of your job you are asked to make 1 liter of a 0.5 molar sucrose solution. how much sucrose (c12h22o11) do you need? use the information below listing t

Telemarketing. the probability that a call will reach a live person is 0.2. the calls are independent. (a) a telemarketer places 5 calls. what is the probabilit

After the conclusion of his or her research on the homeless in chicago, which sociologist stated that "in the short term, good social research will often be gre

Panoyin Panoyin · Answer 1 · 2015-04-02T01:35:34+02:00

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