Questions in mathematics

Questions in mathematics

📝 Answered - x^2 + b^2 + a^2 + b^2 + c^2 + CD^2

📝 Answered - Which equation is related to $\sqrt{x+10}-1=x$? A. $x+10=x^2+x+1$ B. $x+10=x^2+2 x+1$ C. $x+10=x^2+1$ D. $x+10=x^2-1$

📝 Answered - Excel Computer Ltd. makes an issue of 50,000 shares of Rs. 10 each at 20% premium to the public. The amount is payable as follows: On application: Rs. 3 On allotment: Rs. 4 (including premium) On first and final call: Balance (3 + 2) Allotment was made to all applicants in full. A shareholder holding 500 shares paid the entire amount along with allotment money. Required: Journal entries

📝 Answered - Which expression is equivalent to $\sqrt[4]{\frac{24 x^6 y}{128 x^4 y^5}}$ ? Assume $x \neq 0$ and $y>0$. A. $\frac{\sqrt[4]{3}}{2 x^2 y}$ B. $\frac{x(\sqrt[4]{3})}{4 y^2}$ C. $\frac{\sqrt[4]{3}}{4 x y^2}$

📝 Answered - Which functions are equivalent to [tex]f(x)=\sqrt[4]{162} \times[/tex] ? Check all that apply. [tex]f(x)=162^{\frac{x}{4}}[/tex] [tex]f(x)=(3 \sqrt[4]{2})^x[/tex] [tex]f(x)=9 \sqrt[4]{2}^x[/tex] [tex]f(x)=162^{\frac{4}{x}}[/tex] [tex]f(x)=\left[3\left(2^{\frac{1}{4}}\right)\right]^x[/tex]

📝 Answered - For [tex]f(x)=4 x+1[/tex] and [tex]g(x)=x^2-5[/tex], find [tex](f+g)(x)[/tex]. A. [tex]x^2+4 x-4[/tex] B. [tex]x^2+4 x+6[/tex] C. [tex]4 x^3-4[/tex] D. [tex]4 x^2-19[/tex]

📝 Answered - If x and y are negative, which of the following show a positive x and y?

📝 Answered - $3.225 + (\frac{2}{3} \times 1.25) =$

📝 Answered - $f(x)=\frac{8}{\sqrt{7-x}}$

📝 Answered - Marty and Ethan both wrote a function, but in different ways. Marty [tex]$v+3=\frac{1}{3}(x+9)$[/tex] Ethan \begin{tabular}{|c|c|} \hline$x$ & $y$ \\ \hline-4 & 9.2 \\ \hline-2 & 9.6 \\ \hline 0 & 10 \\ \hline 2 & 10.4 \\ \hline \end{tabular} Whose function has the larger slope? A. Marty's with a slope of [tex]$2 / 3$[/tex] B. Ethan's with a slope of [tex]$2 / 5$[/tex] C. Marty's with a slope of [tex]$1 / 3$[/tex] D. Ethan's with a slope of [tex]$1 / 5$[/tex]