Solve this equation, step by step, using four methods you have learned:
3x^2-12x-15=0

Factor:
Graph (make sure to have the main component of y= 3x^2-12x-15
graph, such are: vertex, direction of opening, axis of symmetry, y-intercept, x-intercept(s)):
Completing the square:
Quadratic Formula:

Question

Solve this equation, step by step, using four methods you have learned:
3x^2-12x-15=0

	Factor:
	Graph (make sure to have the main component of y= 3x^2-12x-15
	 graph, such are: vertex, direction of opening, axis of symmetry, y-intercept, x-intercept(s)):
	Completing the square:
	Quadratic Formula:

thereisnousername · Answer

the quadratic formula is:

-B(+-)sqrt B^2-4ac
----------------- (over)
           2A

kiki99 · Answer

can you do the factoring method also?

kiki99 · Answer

@ThereisnoUsername

thereisnousername · Answer

ax^2 + bx + c

jhonyy9 · Answer

the factoring method is 

3x*x -3*4x -3*5 =         how you see there what is the common factor ?

jhonyy9 · Answer

please collaborate