SOLUTION: The question is: Find the greatest or least value of the following functions. 1) x2-3x+5

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: The question is: Find the greatest or least value of the following functions. 1) x2-3x+5      Log On


   

Question 99586: The question is: Find the greatest or least value of the following functions.
1) x2-3x+5
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
X^2-3X+5
USING THE QUADRATIC EQUATION WE GET:
x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+
X=(3+-SQRT[-3^2-4*1*5])/281
X=(3+-SQRT9-20])/2
X=(3+-SQRT-11)/2
X=(3+-3.3i)/2
X=(3+3.3i)/2
X=3/2+3.3i/2 ANSWER.
X=(3-3.3i)/2
X=3/2-3.3i/2 ANSWER.