Questions in mathematics

Questions in mathematics

📝 Answered - Simplify $3^2+3\left(6-2^2\right) \div 6$ A. 4 B. 10 C. 11 D. 7

📝 Answered - $17 \frac{6}{7}-\frac{4}{6}$

📝 Answered - Determine the [tex]$x$[/tex]- and [tex]$y$[/tex]-intercepts for the graph defined by the given equation: [tex]$y=x+8$[/tex] A. [tex]$x$[/tex]-intercept is [tex]$(0,8)$[/tex], [tex]$y$[/tex]-intercept is [tex]$(-8,0)$[/tex] B. [tex]$x$[/tex]-intercept is [tex]$(0,-8)$[/tex], [tex]$y$[/tex]-intercept is [tex]$(8,0)$[/tex] C. [tex]$x$[/tex]-intercept is [tex]$(-8,0)$[/tex], [tex]$y$[/tex]-intercept is [tex]$(0,8)$[/tex] D. [tex]$x$[/tex]-intercept is [tex]$(8,0)$[/tex], [tex]$y$[/tex]-intercept is [tex]$(0,-8)$[/tex] Please select the best answer from the choices provided.

📝 Answered - In the arithmetic sequence $10, 13, 16, \ldots$, which term is 247? In the sequence $6, 11, 16, \ldots$, which term is 236? Given $15, 8, 1, \ldots$, which term(s) is -426?

📝 Answered - Multiply. Write your answer in simplest form. $\frac{5}{7} \times \frac{7}{10}$

📝 Answered - Assume that $z$-scores are normally distributed with a mean of 0 and a standard deviation of 1. If $P(-b < z < b) = 0.9544$, then what is the value of $b$? $b=\square$

📝 Answered - Consider the function [tex]$f(x)=3 x^{10}+6 x^5-6 x^3-1$[/tex]. Enter an antiderivative of [tex]$f(x)$[/tex]. Do not enter +c as part of your answer.

📝 Answered - r) $\frac{2 x-1}{2 x+1}-\frac{2 x+1}{2 x-1}=-2 \frac{2}{3}$

📝 Answered - What is the following sum? [tex]$3 b^2(\sqrt[3]{54 a})+3(\sqrt[3]{2 a b^6})$[/tex] A. [tex]$6 b^2(\sqrt[3]{2 a})$[/tex] B. [tex]$12 b^2(\sqrt[3]{2 a})$[/tex] C. [tex]$6 b^2(\sqrt[6]{2 a})$[/tex] D. [tex]$12 b^2(\sqrt[6]{2 a})$[/tex]

📝 Answered - \sqrt{\frac{7}{12}} - \sqrt{\frac{1}{3}} = \dots