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Questions in Grade High-school

[Free] Write $0.\overline{12}$ as a fraction.

[Free] In order for the economy to be strong, businesses must: a. produce goods and pay workers b. provide labor and pay workers c. produce goods and buy goods d. provide labor and buy goods

[Free] Use your calculator to evaluate. Write your answer as a fraction. $(\sqrt[5]{59049})^{\frac{7}{2}}$

[Free] Solve the equation and check. [tex]\frac{5 t}{6}-\frac{t}{2}=1[/tex] Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. [tex]t=[/tex] (Simplify your answer.) B. The solution is all real numbers. C. There is no solution.

[Free] Find the domain of [tex]f ( x )[/tex]. [tex]f(x)=\frac{2 x+6}{8 x-16}[/tex]

[Free] \frac{a-b}{16 b^3} \cdot \frac{12 b^4}{a-b}

[Free] mn of the cycle(s) it applies to Water & Carbon & Nitrogen Cochemical & & Gifers & & istration & & nerfers & fossi &

[Free] Complete the equivalent equation for $-7 x-60=x^2+10 x$. $(x+\square)(x+\square)=0$ What are the solutions of $-7 x-60=x^2+10 x$ ? $x=\square$

[Free] Evaluate $(-243)^{2 / 5}$

[Free] Use the table on the right to calculate each required quantity. Remember: [tex]$q=n \Delta H$[/tex] The quantity of heat required to melt 175 g Cu is $\square$ kJ . The substance that releases 21.2 kJ of energy when 1.42 mol of it freezes is $\square$ . | Substance | [tex]$\Delta H_{\text {fus }}$[/tex] ( [tex]$kJ / mol$[/tex] ) | [tex]$\Delta H_{\text {vap }}$[/tex] ( [tex]$kJ / mol$[/tex] ) | | --------- | --------------------------------- | --------------------------------- | | [tex]$H _2 O$[/tex] | 6.01 | 40.7 | | [tex]$CO _2$[/tex] | 7.94 | 25.2 | | [tex]$O _2$[/tex] | 0.443 | 6.81 | | [tex]$N _2$[/tex] | 0.719 | 5.58 | | Fe | 14.9 | 354 | | Al | 10.7 | 255 | | Cu | 13.0 | 304 | | NaCl | 30.2 | 171 | | [tex]$CH _4$[/tex] | 0.936 | 8.53 | | [tex]$H _2 S$[/tex] | 2.37 | 18.7 |