# In Section 9.3, the twos complement operation is defined as follows. To find the twos complement of X, take the

## Question:

a. Show that the following is an equivalent definition. For an n-bit integer X, the twos complement of X is formed by treating X as an unsigned integer and calculating (2n - X).

b. Demonstrate that Figure 9.5 can be used to support graphically the claim in part (a), by showing how a clockwise movement is used to achieve subtraction.

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## Computer organization and architecture designing for performance

**ISBN:** 978-0136073734

8th edition

**Authors:** william stallings

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