[1/2]^-1 +[1/3]^-1 +[1/4]^-1
is equal to

Franco wants to double the volume of the cone. what should he do?

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

Negative 5 1/12 + negative 4 1/4 + 6 3/4