Melissa1031 Melissa1031
  • 04-07-2015
  • Mathematics
contestada

Solve each quadratic equation. Show your work.




14. (2x – 1)(x + 7) = 0​​

Respuesta :

cclemeno cclemeno
  • 04-07-2015
you need to set each factor to zero

2x-1=0
add 1 to both sides
2x=1
divide both sides by 2
x= 1/2

x+7=0
subtract 7 from both sides
x= -7



solution set is x= 1/2 and -7

hope this helps
Answer Link

Otras preguntas

About how large are the everglades today?
Which of the following accurately describes an important effect of the Columbian Exchange on indigenous peoples in the Americas? A. Huge numbers of indigenous p
The range of all real numbers x such that 2x − 5 < 7 and 4x + 10 > 6 is a. (-1,6) b. (-infinity, infinity) c. an empty set d. (6,-1) There's two ans
15 points math question help hurry fast
A(n) ____ is a user interface that allows users to interact with graphical objects and pointing devices.
solve without a calculator log_4(20)-log_4(45)+log_4(144)
can you explain how to truncate
Which detail best supports the following main idea : Life in France reflex great cultural diversity a A growing portion of the France population is Muslim B
Greatest common factor of 3,9,15
find the area of the rectangle