Chapter 1: Q81. (page 27)

Evaluate each expression if $a = 3$ , $b = - 2$ , and $c = 1.2$ .
$a - [b (a - c)]$

Short Answer

Expert verified

The required answer is $6.6$ .

Step by step solution

Step 1- Perform the substitution

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

$3 - [- 2 (3 - 1.2)]$

– Simplify the expression

Write the obtained expression in the simplified form.

\begin{matrix} 3 - [- 2 (1.8)] = 3 - (- 3.6) \\ = 3 + 3.6 \\ = 6.6 \end{matrix}

Step 3- Make the conclusion

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

Unlock Step-by-Step Solutions & Ace Your Exams!

Full Textbook Solutions
Get detailed explanations and key concepts
Unlimited Al creation
Al flashcards, explanations, exams and more...
Ads-free access
To over 500 millions flashcards
Money-back guarantee
We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

Recommended explanations on Math Textbooks

View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Evaluate each expression if $a = 3$ , $b = - 2$ , and $c = 1.2$ .
$a - [b (a - c)]$

Short Answer

Step by step solution

Step 1- Perform the substitution

– Simplify the expression

Step 3- Make the conclusion

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Theoretical and Mathematical Physics

Logic and Functions

Statistics

Applied Mathematics

Probability and Statistics

Decision Maths

Study anywhere. Anytime. Across all devices.

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

Short Answer

Step by step solution

Step 1- Perform the substitution

– Simplify the expression

Step 3- Make the conclusion

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Theoretical and Mathematical Physics

Logic and Functions

Statistics

Applied Mathematics

Probability and Statistics

Decision Maths

Study anywhere. Anytime. Across all devices.

Evaluate each expression if $a = 3$ , $b = - 2$ , and $c = 1.2$ .
$a - [b (a - c)]$