Seudónimo Seudónimo

05-04-2017
Mathematics

contestada

Solve the quadratic equation 2x^2-4x-1=0

Respuesta :

05-04-2017

x =(4+√24)/4=1+1/2√ 6 = 2.225

or:

x =(4-√24)/4=1-1/2√ 6 = -0.225

Answer Link

Otras preguntas

Which gas would act most like an ideal gas? a. chlorine gas at 32oC b. chlorine gas at -185oC

A 32-pound box of cantaloupes costs $24.40. How much would a 12- pound box cost?

Her gross pay at the end of 7 work day is 35h + 56 dollars. What expression represents her gross pay each day

2. What is the y-intercept for the equation -2 + 5y = -10? A) (0, 5) B) (0, -5) C) (0, 2) D) (0, -2)

Is mandarin chinese simplified or traditional?

The box plots below show attendance at a local movie theater and high school basketball games: Which of the following best describes how to measure the spread o

Which statements describe similarities in the authors' craft? Check all that apply. Consider these versions of The War of the Worlds. Excerpt 1, from H. G. Well

Which of the following is the correct graph of -x/3 is greater than or equal to 2 ?

Select the correct description for the words in bold. Like the proverbial cat, she seems to have nine lives.

Natural remedies are usually more effective and safer because they are thoughly tested