honeyymoore honeyymoore
  • 11-10-2016
  • Mathematics
contestada

Which shows the unsimplified solution for 2x2 + 7x – 5 = 0?


Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 11-10-2016
use quadratic formula
for
ax^2+bx+c=0
x=[tex] \frac{-b+/- \sqrt{b^2-4ac} }{2a} [/tex]
a=2
b=7
c=-5

the unsimplified solutions are

x= [tex] \frac{-7+ \sqrt{7^2-4(1)(-5)} }{2(1)} [/tex] and [tex] \frac{-7- \sqrt{7^2-4(1)(-5)} }{2(1)} [/tex]

Answer Link
thatgirlshe1
thatgirlshe1 thatgirlshe1
  • 11-10-2016
i am not sure but i think your answer is 1/7

Answer Link

Otras preguntas

PLease help i will give extra points
Select the activity below which is an anaerobic activity. Bowling Jogging Running Swimming
3. Businesses not associated with the government are referred to as what type of jobs? a. Public Sector b. For Profit Sector C. Private Sector d. None of the ab
HELP!! I NEED A PERFECT OUTLINE ON HOW TO RAISE CHICKENS IN A COOP. I NEED IT WITHIN 15 MINUTES
WHAT ARE THE DIFFERENCES BETWEEN TEMPORARY AND PERMANENT CHANGE
what evidence in Music for My Mother supports the statement that shows that moving to a new country is hard ?
Research project:Risky behaviour amongst today's youth​
By selling the watch at Rs.600 and rs 650 loss and profit are happened respectively. If loss amount is equal to profit amount find cost price.​
Which of the following is NOT a primary source? A. Live footage of the 9/11 attacks on the twin towers B. A recording of speech from Martin Luther King Jr. C. A
Inverse equation 1. g(n)= 2+(n+2)^3 2. f(n)= 1/2n+3/2