Which of the following is a solution to the equation
x^2 – 6x + 5 = 0?
A. x = -5
B. x = -1
C. x = 1/5
D. x = 5

Question

Which of the following is a solution to the equation 
     x^2 – 6x + 5 = 0? 
A. x = -5 
B. x = -1 
C. x = 1/5
D. x = 5

happykiddo · Answer

i know its D but how to get i dont know

anonymous · Answer

break it up into (x-1)(x-5) = 0

anonymous · Answer

solve for x-1 = 0 and x-5=0

happykiddo · Answer

i know i factored but it gives me two solutions 5 and 1

happykiddo · Answer

there is only supposed to be one (which is 5), as shown on the answer key

precal · Answer

2nd power means you are looking for 2 solutions.  Which implies one is given and not all......

happykiddo · Answer

could you give me an example of what you mean precal

precal · Answer

|dw:1364226013438:dw|this quadratic has 2 solutions because the function crossed the x axis in 2 places.
your multiple choice only listed one of the 2 solutions