Questions in mathematics

Questions in mathematics

📝 Answered - Which of the following distances is equal to 2.85 meters (m)? CHOOSE ALL CORRECT ANSWERS! a. 0.00285km b. 28.5 km c. 285 cm d. 0.285 km e. 2850 cm f. 285 mm g. 0.285 cm h. 28500mm i. 2850 mm

📝 Answered - The axis of symmetry for the graph of the function [tex]$f(x)=3 x^2+b x+4$[/tex] is [tex]$x=\frac{3}{2}$[/tex]. What is the value of [tex]$b$[/tex]? A. -18 B. -9 C. 9 D. 18

📝 Answered - What is the value of $\ln e^4 $?

📝 Answered - Graph the set \{x \mid -5 < x \le 1\}.

📝 Answered - Rationalize the denominator and simplify: [tex]$\frac{4-\sqrt{3}}{\sqrt{5}}$[/tex]

📝 Answered - The following are the distances (in miles) to the nearest airport for 17 families: 8, 16, 16, 17, 17, 22, 23, 24, 25, 26, 27, 28, 29, 30, 32, 32, 36. Notice that the numbers are ordered from least to greatest. Make a box-and-whisker plot for the data.

📝 Answered - The force, F, between two objects is inversely proportional to the square of the distance between them. The distance between two objects is increased by 50%. Calculate the percent reduction in the force between the objects.

📝 Answered - If [tex]$\log _m 9=2$[/tex], then [tex]$m=3$[/tex]. True False

📝 Answered - $2 \frac{1}{2}+4 \frac{3}{4}

📝 Answered - If $\sin \frac{A}{2}=\frac{1}{2}$, find the value of $\sin A, \cos A$ and $\tan A$.