What is the probability that when a pair of dice is rolled, at least one die shows a 3 or the dice sum to 8?

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =