kiya36 kiya36
  • 04-05-2017
  • Mathematics
contestada

Quadratic formula to solve

Quadratic formula to solve class=

Respuesta :

ghanami
ghanami ghanami
  • 04-05-2017
hello :
7c²+8c+1 = 0
the discriminant Δ = b²-4ac      a = 7     b= 8     c = 1
Δ = 8²-4(7)(1)  = 64-28 = 36 = 6²
x1 = (-8-6)/14     x2 = 
 (-8+6)/14
x1 =-1   x2 = -1/7
Answer Link

Otras preguntas

Does France have a large, average, or small population?
245 500 1,010 2,030 The sequence above can be expressed
when you get far enough from the reservation, you can see it's the urban man who has no identity. what does that mean
what is the meaning in life!
Will humans ever walk on the sun?
how many molecules are in 42.3g sample of water
Chucky grabbed 121212 items in the grocery store that each had a different price and had a mean cost of about \$7.41$7.41dollar sign, 7, point, 41. One of the i
19.Solve the following124 parent tickets and 258 student tickets were sold for the school annual day. How manytickets were sold in all??(Write the statements an
10% of an amount is $70.Find the full amount.​
-2 = -x squared + 5