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Mathematics
Raelynn Armstrong
20 November, 03:35
Find the value of x2 - 8x + 9 when x = 7.
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Allyson Meadows
20 November, 06:29
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Step-by-step explanation:
x^2 - 8x+9
Let x=7
7^2 - 8*7 + 9
49 - 56 + 9
-7+9
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