Q:
5) \( \frac{x}{3}+\frac{x+1}{7}=\frac{x-2}{6} \)
Q:
D. \( x \frac{1}{3} \cdot x \frac{3}{4} \)
Q:
\( \frac{(x-y)^{2}-z^{2}}{x^{2}-(y-z)^{2}} \)
Q:
(2) \( 3 x^{4} \times 4 x^{3} \)
Q:
Faktoriseer elke uitdrukking volledig:
\( \begin{array}{ll}\text { 1.1.1 } & x^{20}-81 \\ 1.1 .2 & 2 x^{3}+54 \\ 1.1 .3 & 6 x^{2}+11 x+4\end{array} \)
Q:
4) \( \frac{3 x-1}{2,5}=\frac{x-2}{3} \)
Q:
27) Al simplificar la expresión \( \frac{(x}{x^{2}} \)
A) \( \frac{x+y-z}{x-y+z} \)
(B) 1
C) \( \frac{x-y+z}{x+y-z} \)
(D) \( \frac{x-y-z}{x+y-z} \)
E) \( \frac{x-y-z}{x+y+z} \)
Q:
27) Al simplificar la expresión \( \frac{(x-}{x^{2}} \)
A) \( \frac{x+y-z}{x-y+z} \)
(B) 1
C) \( \frac{x-y+z}{x+y-z} \)
(D) \( \frac{x-y-z}{x+y-z} \)
E) \( \frac{x-y-z}{x+y+z} \)
Q:
3) \( -24=5 r+3 r \)
Q:
Are \( (-1,1) \) and \( (4,1) \) solutions to the inequality \( 2 y-3 x<5 \) ?
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