Please help me with the question below

A) Jimmy
B) His wife

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.