there are 30 students in class. 18 of them are wearing plaid. what percentage of students are wearing plaid for spirit week?

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

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 =