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Questions in Grade High-school

📝 Answered - Which two statements are true about the key features of the graph of the function [tex]h(x)=2 \tan (x)-1[/tex]? A. The midline of the function is [tex]y=\frac{x}{2}[/tex]. B. The amplitude of the function is 2. C. The function does not have a midline or an amplitude. D. The domain of the function is all real numbers. E. The period of the function is [tex]\frac{\pi}{2}[/tex]. F. The range of the function is all real numbers.

📝 Answered - Find the areas of the following perfect squares. \begin{tabular}{|c|c|c|c|c|c|c|c|c|c|c|c|c|c|} \hline \begin{tabular}{c} Side \\ length \end{tabular} & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 & 11 & 12 & 13 \\ \hline Area & 1 & 4 & 9 & 16 & 25 & 36 & 49 & 64 & 81 & 100 & 121 & 144 & \\ \hline \end{tabular}

📝 Answered - Evaluate the following. If [tex]$f(x)=-(3 x+7)$[/tex], what is [tex]$f(8)$[/tex]?

📝 Answered - Solve for $a$. $-a+28=14$

📝 Answered - Simplify the expression. $(22+4-5) \div 7$

📝 Answered - Simplify: $\frac{5 x+7}{2 x-1}-\frac{3 x+8}{2 x-1}$

📝 Answered - Why is peer review an important part of the scientific process? A. Peer review makes sure that the correct researcher gets credit for discoveries. B. Peer review helps identify errors or bias in research. C. Peer review is the system used to report information to other scientists. D. Peer review helps other scientists form theories about a discovery.

📝 Answered - 11) [tex]$27 x^3-8$[/tex]

📝 Answered - Calculate & Name It 2. Energy Justice - Gas Prices U.S. average regular gas: $3.41 (2014) - $3.57 (2024) • Percent increase = ? "How do changes in fuel costs impact people differently?"

📝 Answered - Suppose [tex]f(t)=\frac{3 t+7}{5}[/tex] (a) Evaluate [tex]f(12)[/tex]. [tex]f(12)=[/tex] (b) Solve [tex]f(t)=2[/tex]. [tex]t=[/tex]