Opus 5 glitch text

filter:
user

Explain the following

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assistant

(x) = x^7 · f(x)
Suppose f(3) = 2 and f'(3) = 7

t'(x) = 7x^6 · f(x) + x^7 · f'(x)
t'(3) = 7 · 3^6 · 2 + 3^7 · 7
= 15309