lambemily03 lambemily03

21-11-2016
Mathematics

contestada

The solutions to the equation 2x(squared) + x - 1 = 2 are x=-3/2 and x = ?
What is the missing solution?

Respuesta :

tibboyz123 tibboyz123

21-11-2016

2x² + x - 1 = 2
2x² + x - 3 = 0
2x² - 2x + 3x -3 = 0
2x(x-1)+3(x-1)=0
(2x+3)(x-1)=0
x = -3/2 , x=1
Hence, the missing solution is x=1

Answer Link

Otras preguntas

The thoracic cavity is separated from the abdominopelvic cavity by:

↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓

What is an absorption spectrum? A. The colors absorbed when an element gains energy B. The energy released when an element loses energy C. The energy released i

find the zeros (x-3)(x+5)=0

Please help! I have less then an hour to get this turned in! How do you think Wegener's background as a climatologist contributed to his hypothesis that the con

!!! PLEASE I NEED HELP!!! People living in an area close to a nuclear disaster are exposed to __________, which can result in serious health problems. A. radiat

find three different irrational numbers between the rational numbers 0.13 and 0.14

If a gas at 740 mm Hg and 70c has its pressure lower to 720 mm Hg, what will it's temperature be if volume is held consistent

Which expression is equivalent to (a^-3 b/a^-5 b3)^-3? Assume a=0, b=0.

What element must an effective war speech have