2 To the 99th power, minus one-half to the 100th power. 3Q3q first.

2 To the 99th power, minus one-half to the 100th power. 3Q3q first.

2^99*(-1/2)^100
=2^99*(1/2)^100
=2^99/2^100
=1/2

Find the power of a negative number, such as what is the negative third power of 5 The third power of 5 is 125. What is the negative third power of 5?

A^(-b)=1/a^b
So 5^(-3)=1/5^3=1/125