Question
Question 13 Rewrite x^2-7x+13 in the form (x-h)^2+k by completing the square. (x+(7)/(2))^2+(3)/(4) (x-(7)/(2))^2-(3)/(4) (x-(7)/(2))^2+(3)/(4) (x+(7)/(2))^2-(3)/(4)
Solution
4.1
(240 Votes)
Marcus
Elite ยท Tutor for 8 years
Answer
### C.
Explanation
## Step 1: Isolate the
terms### Group the terms with
together:
## Step 2: Complete the square### Take half of the coefficient of the
term (
), square it (
), and add and subtract it inside the parenthesis:
## Step 3: Simplify the perfect square### Factor the perfect square trinomial:
## Step 4: Combine the constants### Combine the constant terms: