jordannicolebuoxn7x0 jordannicolebuoxn7x0
  • 11-10-2017
  • Mathematics
contestada

4x=x^2+6x+9, what do I do next? Subtract 4x?

Respuesta :

nathan127
nathan127 nathan127
  • 11-10-2017
Yes. Subtract 4x by both sides.

So:
4x = x^2 + 6x + 9
0 = x^2 + 2x + 9
Then you can factorize 
0 = (x+1)^2 + 8

Answer Link
dobbromira
dobbromira dobbromira
  • 11-10-2017
-x^2- 6x+ 4x -9=0
-x^2 - 2x -9=0
D= b^2 - 4ac= 4- 4*1*9= 4- 36= -32-> no solution
Answer Link

Otras preguntas

Photosynthetic cyanobacteria caused an increase in atmospheric levels of A) ozone B) water C) oxygen D) carbon dioxide.
How does increasing the slope of a ramp affect how far in marble travels?
how many kg of water is 2.2 pounds
Which act could be considered an acceptance of the social contract
Calculate the radius of a tantalum (ta) atom, given that ta has a bcc crystal structure, a density of 16.6 g/cm3 , and an atomic weight if 180.9 g/mol. (avogadr
Julie lives 3/8 mile from school. Madeline lives 3/4 mile from school. Brienne lives 1/2 mile from school. Which girl lives the closet. Which girl lives farthes
in Jillian harden there are 3 rows of carrots 2 rows of beans and 1 row of peas. there are 8 plants in each row. how many plants are in the garden
A 5.5kg radio is pushed across the table. If the acceleration is 5m/s to the right, find the net force exerted on the radio.
a model boat is 4 inches long. the scale factor is 24:1. how long is the actual boat?
Idk what to do I'm so confused