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Questions in mathematics

[Done] Write the number name in the correct form of numeration for: a. 542317 b. 840205

[Done] Convert the following decimal numbers to binary: 6. 5 = 7. 18 = 8. 31 = 9. 45 = 101101 10. 63 =

[Done] Question 13: In convex optimization, what does it mean for a solution to be a global minimum? A) It is the only solution to the problem B) It is the best solution among all feasible solutions C) It is the solution with the lowest objective value D) It is the solution with the highest objective value

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

[Done] Given the function below, fill in the table of values and use the table values to graph. [tex]y=-2[/tex] \begin{tabular}{|c|c|} \hline [tex]x[/tex] & [tex]y=-2[/tex] \\ \hline-3 & \\ \hline-2 & \\ \hline-1 & \\ \hline 0 & \\ \hline 1 & \\ \hline 2 & \\ \hline 3 & \\ \hline \end{tabular}

[Done] Simplify the following numerical expressions: (a) $30+4 \div 2+5-1 \times 3$ (b) $42+(2 \times 16 \div 2)-1$ (c) $12-[3+\{7-(4+1)\}]$

[Done] I have a right triangle whose base is P, whose lay off side is five, and whose hypotenuse is P plus one. Solve for P.

[Done] Find the fifth term in the geometric sequence, given the first term and the common ratio. [tex] \begin{array}{c} a_1=243 \text { and } r=\frac{1}{3} \ a_5=[?] \end{array} [/tex]

[Done] Comparing Data in Venn Diagrams and Tables | School B | Internet | Not Internet | Total | |---|---|---|---| | TV | 30 | 5 | 35 | | Not TV | 11 | 4 | 15 | | Total | 41 | 9 | 50 | Students from School A and School B were asked whether they watch TV or use the Internet after finishing their homework. The Venn diagram and the two-way table show the results from the two surveys. Which statement is true? A. More students do both activities at A than at B. B. More students watch TV at B than at A. C. More students do neither activity at B than at A. D. More students were surveyed at A than at B.

[Done] Which equation represents a circle with a center at $(2,-8)$ and a radius of 11? $(x-8)^2+(y+2)^2=11$ $(x-2)^2+(y+8)^2=121$ $(x+2)^2+(y-8)^2=11$ $(x+8)^2+(y-2)^2=121