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Chapter 9: Q. 298 (page 1077)

In the following exercises, simplify.

(12-55)(12+55)

Short Answer

Expert verified

The simplified form of the given expression is 19.

Step by step solution

01

Step 1. Given information.

The given expression is:

(12-55)(12+55)

02

Step 2. Determine the simplified form.

According to the binomial square pattern:

(a-b)(a+b)=a2-b2

Multiply the given expression by using the binomial square pattern.

(12-55)(12+55)=(12)2-(55)2=144-125=19

03

Step 3. Conclusion.

The simplified form of the given expression is 19.

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