Discover Questions

How many rows are needed to construct a truth table for the statement [ p ∧ ( q ∨ ¬ r ) ] ∨ ( s ∧ ¬ t ) ? Evaluate the definite integrals
cos^2(3x)dx when you have -pi/6 on the top of the integral sign and 0 on the bottom? In a 100unit syringe how many units equals 1 mg? Why current account is made in Fixed capital not in fluctuating capital? Can anyone enlighten me on how the rocket leaves the earth? Do they poke a hole in the earth's outer shell?