Hayden01
Hayden01 Hayden01
  • 04-05-2016
  • Mathematics
contestada

I need some help on this.

I need some help on this class=
I need some help on this class=

Respuesta :

BreStrum
BreStrum BreStrum
  • 04-05-2016
So you are going to use the quadratic formula- 

-b +/- √b^2 -4ac/2a

So the problem is x^2 - 5x + 2 = 0

a=1
b=5
c=2

-(-5) +/-
√-5²-4(1)(2)/2(1)
= 5 +/- √25 - 8/2
= 5 +/- √17/2

Your answer is D.

Understand?
Answer Link

Otras preguntas

Which is the same as 0.08? A) 80% B) 80/100 C) 8% D) 0.8
1.    How does the friction affect forward motion? Give an example. 2.    Describe two ways to change the frictional force between two solids surfaces. Change t
1.    How does the friction affect forward motion? Give an example. 2.    Describe two ways to change the frictional force between two solids surfaces. Change t
Why were the 1920's considered the best and worst of times?
How did the depression affect women and children?
A number cube is rolled 24 times and lands on 2 four times and on 6 three time. Find the experimental probability of not landing on a 6
a soccer team played 160 games and won 65% of them. how many did they win?
sam cut a pie into equal parts.There are 3 slices left.The angle measures for 3 slices is 72.how many slices did he cut?
A number cube is rolled 24 times and lands on 2 four times and on 6 three time. Find the experimental probability of not landing on a 6
Which of the following is formed at a collision zone?Continental rift valleyVolcanic island chainMountain rangeDeep-ocean trench