367,349 views
12 votes
12 votes
4 raised to power two minus 8u minus 9=0​

User Alex Okrushko
by
2.9k points

1 Answer

13 votes
13 votes

Answer: u =
(7)/(8) or 0.875

Explanation:

Let us convert this statement to a question


4^(2)-8u-9 = 0

16-8u-9 = 0

-8u = 0+9-16

-8u = -7

u = -7 ÷ -8

u =
(7)/(8) or 0.875

User Sbaar
by
3.2k points
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