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Recent Questions

In **Mathematics** / **High School** | 2025-08-20

[Open]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.

In **Mathematics** / **High School** | 2025-08-20

[Open]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}

In **Mathematics** / **College** | 2025-08-20

[Open]A solid right pyramid has a square base with an edge length of [tex]$x cm$[/tex] and a height of [tex]$y cm$[/tex]. Which expression represents the volume of the pyramid? A. [tex]$\frac{1}{3} x y cm^3$[/tex] B. [tex]$\frac{1}{3} x^2 y cm^3$[/tex] C. [tex]$\frac{1}{2} x y^2 cm^3$[/tex] D. [tex]$\frac{1}{2} x cm ^2$[/tex]

In **Mathematics** / **College** | 2025-08-20

[Open]Question 3: Suppose [tex]g(5)=30[/tex] and [tex]g^{\prime}(5)=-3[/tex]. Estimate the value of [tex]g(7)[/tex] using differentials. ( 10 pts) a) 24 b) 26 c) 28 d) 30

In **Mathematics** / **High School** | 2025-08-20

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

In **Mathematics** / **College** | 2025-08-20

[Open]A dolphin is swimming 3 feet below sea level. It dives down 9 feet to catch some fish. Then, the dolphin swims 4 feet up toward the surface with its catch. What is the dolphin’s final elevation relative to sea level?

In **Social Studies** / **College** | 2025-08-20

[Open]People who oppose labor unions believe that unions A. keep more qualified workers from being hired. B. create more new jobs than workers can fill. C. make many businesses more competitive. D. encourage employers to reduce salaries.

In **Mathematics** / **College** | 2025-08-20

[Open]What is [tex]h(x)=7+10 x+x^2[/tex] written in vertex form? [tex]h(x)=(x-25)^2-18[/tex] [tex]h(x)=(x-5)^2+32[/tex] [tex]h(x)=(x+5)^2-18[/tex] [tex]h(x)=(x+25)^2+32[/tex]

In **Mathematics** / **College** | 2025-08-20

[Open]Solve the Inequality $-7 \geq \frac{x}{4}-6$

In **Mathematics** / **High School** | 2025-08-20

[Open]Solve for $a$. $-a+28=14$