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Find the value c that completes the square for x^2+9x+c

Find the value c that completes the square for x^2+9x+c
asked 71.2k views
3 votes
Find the value c that completes the square for x^2+9x+c

asked
User Frito
by
8.4k points

2 Answers

4 votes

Answer:

20.25

Explanation:

answered
User Maxim Kogan
by
8.7k points
4 votes

Answer:

20.25

Explanation:

c = (9/2)²

c = 81/4

c = 20.25

answered
User Gert Gottschalk
by
8.7k points
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