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Chapter 1: Q81. (page 27)

Evaluate each expression if a=3, b=-2, and c=1.2.

a-ba-c

Short Answer

Expert verified

The required answer is 6.6.

Step by step solution

01

Step 1- Perform the substitution

Substitute the provided values of a, b and c into the provided expression.

3--23-1.2

02

– Simplify the expression 

Write the obtained expression in the simplified form.

3鈭�鈭�21.8=3鈭�鈭�3.6=3+3.6=6.6
03

Step 3- Make the conclusion

As nothing can be done further with the expression so obtained expression is the required expression.

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