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25 votes
Cellus

Which constant number would
you add to both sides of the
equation in order to complete
the square for the quadratic
function 1 = x2 – 3x?
Give your answer as a fraction in simplest form.
[?]
HINT: Use (12)
Enter

Cellus Which constant number would you add to both sides of the equation in order-example-1
User Rachida
by
8.3k points

1 Answer

6 votes

Answer:

9/4

Explanation:

The quadratic function can be rearranged to look like this:

x^2-3x-1=0

Now we see that the constant b is equal to -3. Using the hint, we find:

(-3/2)^2=9/4

Hope that helps!

User Errore Fatale
by
8.5k points
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