Determine the probability that at least 2 people in a room of 9 people share the same birthday, ignoring leap years and assuming each birthday is equally likely, by answering the following questions.

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

Which of these triangle pairs can be mapped to each other using a single translation? cof hn

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe