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Questions in Grade High-school

📝 Answered - Use synthetic division to solve $(x^3+1) \div (x-1)$. What is the quotient? A. $x^2+x+1+\frac{2}{x+1}$ B. $x^2-x+1$ C. $x^2+x+1+\frac{9}{x-1}$ D. $x^3-x^2+x$

📝 Answered - Which of the following most accurately describes the ideology of Francisco Franco of Spain? A. Communist with fascist elements B. Democratic with socialist elements C. Fascist but politically flexible D. Purely totalitarian

📝 Answered - An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

📝 Answered - Consider the chemical equations shown here. [tex] \begin{array}{l} NO(g)+O_3(g) \rightarrow NO_2(g)+O_2(g) \Delta H_1=-198.9 kJ \\ \frac{3}{2} O_2(g) \rightarrow O_3(g) \Delta H_2=142.3 kJ \\ O(g) \rightarrow \frac{1}{2} O_2(g) \Delta H_3=-247.5 kJ \end{array} [/tex] What is [tex]$\Delta H_{\text {rxn }}$[/tex] for the reaction shown below? [tex]$NO(g)+O(g) \rightarrow NO_2(g)$[/tex]

📝 Answered - 13) If [tex]f(x)=2 x-3[/tex] and [tex]g(x)=x^2+1[/tex], then find: 1) [tex](f+g)(x)=2 x-3+x^2+1=[/tex] 2) [tex](f-g)(x)=[/tex] 3) [tex](f g)(x)=[/tex] 4) [tex](\frac{f}{g})(x)=[/tex] 5) [tex](f+g)(-2)=[/tex] 6) [tex](f g)(-2)=[/tex] 7: [tex](f \circ g)(-2)=[/tex]

📝 Answered - Find three rational numbers between $\frac{1}{4}$ and $\frac{1}{5}$.

📝 Answered - An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

📝 Answered - Inali ate $\frac{3}{8}$ of a pizza. His friend ate $\frac{1}{4}$ of the pizza. How much did they eat all together? A. $\frac{1}{3}$ B. $\frac{1}{2}$ C. $\frac{5}{8}$ D. $\frac{3}{4}$

📝 Answered - The point-slope form of the equation of a line that passes through points $(8,4)$ and $(0,2)$ is $y-4=\frac{1}{4}(x-8)$. What is the slope-intercept form of the equation for this line? A. $y=\frac{1}{4} x-12$ B. $y=\frac{1}{4} x-4$ C. $y=\frac{1}{4} x+2$ D. $y=\frac{1}{4} x+6$

📝 Answered - Inali ate $\frac{3}{8}$ of a pizza. His friend ate $\frac{1}{4}$ of the pizza. How much did they eat all together. A. $\frac{\pi}{3}$ B. $\frac{1}{2}$ C. $\frac{5}{8}$ D. $\frac{13}{4}$