Compare. use < ,> ,or = (2^7)^2 2^10*2^2

- A power to the power is the same as multiplying the powers.
- A number to a power times a number to a power is the same as adding the powers if the numbers are the same.

So the equation really is



Now you can see that the left hand side is larger than the right hand side.

So B is the correct answer.