Answer:
A
Explanation:
In fact, if we try to substitute, we have:
10 = 5^2 -4(5) +5
10 = 25 - 20 + 5
10 = 10 (ok)
17 = -2^2 - 4(-2) + 5
17 = 4 + 8 + 5
17 = 17 (ok)
and so on
y=X²-4x+5
substitute all the left side values to get the outputs..
y=(5)²-4(5)+5 =10
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