Questions in mathematics

Questions in mathematics

📝 Answered - Solve the equation and check the solution. [tex]$-z-5=-7$[/tex]

📝 Answered - $\frac{24 x \sqrt{2-x}}{34 y}$

📝 Answered - The graph represents the function $f(x)=10(2)^x$. How would the graph change if the $b$ value in the equation is decreased but remains greater than 1? Check all that apply. A. The graph will begin at a lower point on the $y$-axis. B. The graph will increase at a faster rate. C. The graph will increase at a slower rate. D. The $y$-values will continue to increase as $x$-increases. E. The $y-values$ will each be less than their corresponding $x$-values.

📝 Answered - Expand and simplify $3(6 c-4)+7 c$

📝 Answered - An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

📝 Answered - Find the equation of the line passing through the points $(5,21)$ and (-5,-29). $y=[?] x+[]$

📝 Answered - Complete the table below. Show all solutions. | | # Sides | Interior Angle Sum | Measure of ONE INTERIOR Angle (Regular Polygon) | | |---|---|---|---|---| | 1) | n | [tex](n-2) 180^{\circ}[/tex] | [tex]\frac{(n-2) 180^{\circ}}{n-}[/tex] | [tex]\frac{360}{n}[/tex] | | 2) | 14 | | | | | 3) | 24 | | | | | 4) | 17 | | | | | 5) | 8 | [tex]1080^{\circ}[/tex] | | | | 6) | 7 | [tex]900^{\circ}[/tex] | | | | 7) | 30 | [tex]5040^{\circ}[/tex] | | | | 8) | | [tex]1620^{\circ}[/tex] | | | | 9) | 12 | | [tex]150^{\circ}[/tex] | | | 10) | | | [tex]120^{\circ}[/tex] | | | 12) | | [tex]\frac{360}{x}[/tex] | [tex]156^{\circ}[/tex] | |

📝 Answered - Combine and simplify the following radical expression. [tex]$\frac{2}{3 \sqrt[3]{5}}$[/tex]

📝 Answered - Given that [tex]$\sqrt{5.2}=2.2004$[/tex] and [tex]$\sqrt{52}=[/tex] 7.2111. Find the value [tex]$\sqrt{520}$[/tex] correct to 3 s.f. A. 721 B. 22.8 C. 2.804 D. 7,21.

📝 Answered - Which set of transformations is needed to graph [tex]f(x)=-2 \sin (x)+3[/tex] from the parent sine function? A. vertical compression by a factor of 2, vertical translation 3 units up, reflection across the [tex]y[/tex]-axis B. vertical compression by a factor of 2, vertical translation 3 units down, reflection across the [tex]x[/tex]-axis C. reflection across the [tex]x[/tex]-axis, vertical stretching by a factor of 2, vertical translation 3 units up D. reflection across the [tex]y[/tex]-axis, vertical stretching by a factor of 2, vertical translation 3 units down