Tema
Q:
3) Să se rezolve ecuația \( |x+2|=[2 x] \)
Q:
Solve for \( a \)
\[ \frac{a}{-3}-7 \geq-8 \]
Q:
23) \( -154 \leq-7 x-6(3-4 x) \)
Q:
Question
If you place a 28 -foot ladder against the top of a 22-foot building, how many feet will the bottom
of the ladder be from the bottom of the building? Round to the nearest tenth of a foot.
Answer Attempt 1 out of 2
Q:
\( \begin{array}{ll}\text { 1) } y=\left(9 x^{3}-5\right)^{4} & \text { 6) } y=(3 \operatorname{sen} x)^{3} \\ \text { 2) } y=(2 \tan 3 x)^{3} & \text { 1) } y=\frac{1}{(5 x-2)} \\ \text { 3) } y=\frac{1}{(\cos 5 x)^{2}} & \text { 8) } y=\left(7 x^{2}+3 x\right)^{4} \\ \text { 4) } y=(6 x+3)^{2} & \text { a) } y=(8 x+7)^{2} \\ \text { 5) } y=\left(12 x^{2}+4 x\right)^{3} & \text { 10) } y=\left(5 x^{3}+2 x\right)^{-1}\end{array} \)
Q:
21) \( 4>\frac{r+2}{5} \)
Q:
Aufgabe \( 3(4 \) Punkte \( ) \). Die R-wertigen Folgen \( \left(a_{n}\right) \) und \( \left(b_{n}\right) \) seien gegeben durch
\[ \left(a_{n}\right)=(0,1,2,1,0,1,2,1,0,1,2,1, \ldots), \quad b_{n}=(2,1,1,0,2,1,1,0,2,1,1,0, \ldots) \]
Bestimmen Sie
\( \quad \liminf _{n \rightarrow \infty} a_{n}+\liminf _{n \rightarrow \infty} b_{n}, \quad \liminf _{n \rightarrow \infty}\left(a_{n}+b_{n}\right), \quad \limsup _{n \rightarrow \infty}\left(a_{n}+b_{n}\right), \quad \limsup _{n \rightarrow \infty} a_{n}+\limsup _{n \rightarrow \infty} b_{n} \)
Q:
\( y=\frac{1}{2} x-8 \), passes through \( (1,-8) \)
Q:
4. A voltage of 80 volts is applied to a resistor and the current going through is found to be
200 mA .
a) Convert the current to Amperes. Answer :
b) Calculate the resistance of the resistor,
Q:
Based on bond type, which compound has the highest melting point?
1. \( \mathrm{CH}_{3} \mathrm{OH} \)
2. \( \mathrm{C}_{6} \mathrm{H}_{14} \)
3. \( \mathrm{CaCl}_{2} \)
4. \( \mathrm{CCl}_{4} \)
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