(science not cernan was one of the last astronauts to walk on the moon. was his weight and mass on the moon the same as his weight and mass on earth? explain you answer.

Which graph represents the parent function of y=(x+2)(x-2)

I'm confused on this could anyone me and show me what i need to do to solve it.

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?