211k views
5 votes
Find the value of x2 − 8x + 9 when x = 7.

User JohnE
by
5.6k points

1 Answer

1 vote

Answer:

2

Explanation:

x^2 -8x+9

Let x=7

7^2 -8*7 +9

49 - 56 +9

-7+9

2

User Roy Riojas
by
5.9k points