Questions in mathematics

Questions in mathematics

📝 Answered - Find the middle term in the expansion of $(2 x-y)^4$ and simplify your answer. Find the term that contains $x^5$ in the expansion of $(2 x+3 y)^8$.

📝 Answered - Find the slope of the given line, if it is defined. The line through $(0,-1)$ and $(-6,-10)$.

📝 Answered - Find the solutions of the quadratic equation [tex]$-9 x^2+49=0$[/tex]. A) [tex]$x=9 / 7,-9 / 7$[/tex] B) [tex]$x=7 / 9,-7 / 9$[/tex] C) [tex]$x=3 / 7,-7 / 3$[/tex] D) [tex]$x=7 / 3,-7 / 3$[/tex]

📝 Answered - What is the equation of the line that is parallel to the line $5x + 2y = 12$ and passes through the point $(-2, 4)$? A. $y=-\frac{5}{2}x-1$ B. $y=-\frac{5}{2}x+5$ C. $y=\frac{2}{5}x-1$ D. $y=\frac{2}{5}x+5$

📝 Answered - How many seconds are in 4,300 milliseconds? 4,300 ms = [?] s Enter your answer in standard form.

📝 Answered - The measure of angle BAC can be calculated using the equation $\sin ^{-1}\left(\frac{3.1}{4.5}\right)=x$. [Not drawn to scale] What is the measure of angle BAC? Round to the nearest whole degree.

📝 Answered - If a 3.4 kg pizza is cut into half and each half is sliced into thirds, what is the cost of each slice of pizza? [Hint: $1 kg = A 1,400.00]

📝 Answered - Work out the value of [tex]$u$[/tex] [tex]$6 u=22-5 u$[/tex]

📝 Answered - Consider the set $(-7,4]$ (in interval notation). The set in set-builder notation is $\square$.

📝 Answered - Find [tex]$\sin \theta$[/tex]. [tex]$\cot \theta=-\frac{2}{5}, \theta$[/tex] in quadrant IV. [tex]$\sin \theta=$[/tex]