vault backup: 2026-02-21 23:00:33

Estudos/Cálculo/Avaliação.md

@@ -26,3 +26,24 @@ $$
 # 3. 
 $f(x) = \sqrt{2(x^2 - 8)}+x$ se $x<-4$
 $f(x) = 2^{x+4}$ se $x\ge-4$
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+# 4.
+$3y = 2 - x$
+$y = \frac{2}{3} - \frac{x}{3}$
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+$r_y = b-\frac{x}{3}$
+$f'(x) = 8x-3$
+$f'(x) = 8x-3$
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+$8x-3 = -\frac{x}{3}$
+$8x = 3-\frac{x}{3}$
+$8x = \frac{9}{3}-\frac{x}{3}$
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