Select all that are equivalent to the expression x^-1/3
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How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Calculate the effective quarterly compound interest rate equivalent to a 1% of monthly compound interest rate.