Questions in mathematics

Questions in mathematics

📝 Answered - Distribute to create an equivalent expression with the fewest symbols possible. $(6 e-3 f-4) \cdot 2=$

📝 Answered - Two-fifths of one less than a number is less than three-fifths of one more than that number. What numbers are in the solution set of this problem? A. [tex]$x\ \textless \ -5$[/tex] B. [tex]$x\ \textgreater \ -5$[/tex] C. [tex]$x\ \textgreater \ -1$[/tex] D. [tex]$x\ \textless \ -1$[/tex]

📝 Answered - You can choose to visit these cities in any order, but you will start and end your trip in Jerusalem. If you have a budget of NIS 900, which of the following routes are possible? I. Jerusalem [tex]\rightarrow[/tex] Tel Aviv [tex]\rightarrow[/tex] Ra'anana [tex]\rightarrow[/tex] Holon [tex]\rightarrow[/tex] Jerusalem II. Jerusalem [tex]\rightarrow[/tex] Holon [tex]\rightarrow[/tex] Tel Aviv [tex]\rightarrow[/tex] Ra'anana [tex]\rightarrow[/tex] Jerusalem III. Jerusalem [tex]\rightarrow[/tex] Ra'anana [tex]\rightarrow[/tex] Tel Aviv [tex]\rightarrow[/tex] Holon [tex]\rightarrow[/tex] Jerusalem a. II only b. I and II c. I and III d. None of these are possible.

📝 Answered - There are n monkeys and m different wines. Among these wines, one is poisonous but unknown. You can prepare a separate glass for each monkey using any portion of any wine. A glass can contain liquid from any number of wines. If a glass contains any amount of the poisonous wine, the monkey will die after drinking it. For each of these n monkeys, you prepare a glass that they will drink exactly at 8:00 PM. By knowing which monkeys die, you must identify the poisonous wine. Find the minimum value of n as a function of m.

📝 Answered - 11. In a mathematics test, the following marks were obtained by 40 students of class VI. Arrange these marks in a table using tally marks. 8, 1, 3, 7, 6, 5, 5, 4, 4, 2, 4, 9, 5, 3, 7, 1, 6, 5, 2, 7, 7, 3, 8, 4, 2, 8, 9, 5, 8, 6, 7, 4, 5, 6, 9, 6, 4, 4, 6, 6 (i) Find how many students obtained marks equal to or more than 7? (ii) How many students obtained marks below 4?

📝 Answered - Addition: 987539 + 345210 345678 + 346710 Subtraction: 984321 - 87320 54673 - 46321 Multiplication: 3214 × 345 4563 × 212 Division: 42224 ÷ 12 34521 ÷ 15

📝 Answered - How is the graph of $y=-\sqrt[3]{x-4}$ transformed to produce the graph of $y=-\sqrt[3]{2 x}-4$? A. The graph is stretched horizontally by a factor of 2 and then moved right 4 units. B. The graph is compressed horizontally by a factor of 2 and then moved down 4 units. C. The graph is compressed horizontally by a factor of 2, moved left 4 units, and moved down 4 units. D. The graph is stretched horizontally by a factor of 2, moved left 4 units, and moved down 4 units.

📝 Answered - Which of the following is an extraneous solution of $(45-3 x)^{\frac{1}{2}}=x-9$? A. $x=-12$ B. $x=-3$ C. $x=3$ D. $x=12$

📝 Answered - Select the correct answer. Circle P has a radius of 50 yards. Major Arc RST on the circle has a central angle of [tex]$215^{\circ}$[/tex]. What is the length of major arc RST? A. [tex]$\frac{1,075}{18} \pi$[/tex] yards B. [tex]$\frac{1,075}{15} \pi$[/tex] yards C. [tex]$130 \pi$[/tex] yards D. [tex]$140 \pi$[/tex] yards

📝 Answered - Solve $x^4-3 x^3+4 x^2-3 x+1=0$