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

what is the total commission (in$)​
What does the suffix -saccharide mean?
Question 23 Not yet graded / 1 pts Suppose you measured the physical distance between a points at 30 degrees N, with the same longitudinal components, and point
What is the instantaneous speed of the object after the five seconds?
18) Occasionally equatorial sea surface temperatures warm up and fishing along South America's coast fails. What do we call that pattern? Does it have any effec
HELP what the four tropical zone cites in the southern hemisphere
3. What is the evidence presented as evidence to confirm climate change
Using an argument based on the general form of the Schrödinger equation, explain why if \psi (x) is a solution to the Schrödinger equation, then A\psi(x) must a
8:48 = 7:02 True or false
What is 12 14/15 as a decimal