Questions in mathematics

Questions in mathematics

📝 Answered - If the original price of an item was $30.00 and Luis only paid $24.00 for it, what percentage discount did Luis receive on his purchase?

📝 Answered - Find $\lim _{x \rightarrow \infty} h(x)$, if it exists. (If an answer does not exist, enter DNE.) $f(x)=9 x^3-2$ (a) $\begin{array}{l} h(x)=\frac{f(x)}{x^2} \\ \lim _{x \rightarrow \infty} h(x)=\square \end{array}$ (b) $h(x)=\frac{f(x)}{x^3}$ $\lim _{x \rightarrow \infty} h(x)=\square$ (c) $h(x)=\frac{f(x)}{x^4}$ $\lim _{x \rightarrow \infty} h(x)=\square$

📝 Answered - What is the true solution to $2 \ln e^{\ln 5 x}=2 \ln 15 ?$ A. $x=0$ B. $x=3$ C. $x=9$ D. $x=15$

📝 Answered - What is the formula for the volume of a right cone with base area $B$ and height $h$? A. $V=\frac{1}{3} B h$ B. $V=-\frac{1}{3} B h$ C. $V=B h$ D. $V=2 B h^2$

📝 Answered - What is the solution to this equation? $-4 x+2=26$ A. $x=-6$ B. $x=6$ C. $x=-7$ D. $x=7$

📝 Answered - What is the true solution to the equation below? $\ln e^{\ln x}+\ln e^{\ln x^2}=2 \ln 8$ A. $x=2$ B. $x=4$ C. $x=8$ D. $x=64$

📝 Answered - If s represents a number, then which of these means the same as the expression s × 7? A. Seven divided by a number B. Seven times a number C. Seven less than a number D. Seven more than a number

📝 Answered - Which expression is undefined in the set of real numbers? A. [tex]$\sqrt{-4}$[/tex] B. [tex]$\frac{0}{-4}$[/tex] C. [tex]$0^4$[/tex] D. [tex]$-4 \times 0$[/tex]

📝 Answered - What are the solution(s) of $-x^2+2 x+3=x^2-2 x+3$?

📝 Answered - Solve the following equation. [tex]3(11^{2x}) = 46,887[/tex] [tex]x \approx[/tex] (Do not round until the final answer. Then round to the nearest whole number as needed.)