Chapter 1: Q82. (page 27)

Evaluate each expression if $a = 3$ , $b = - 2$ , and $c = 1.2$ .
$c^{2} - a b$

Short Answer

Expert verified

The required answer is $6.44$ .

Step by step solution

Step 1- Perform the substitution

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

${(1.2)}^{2} - 3 (- 2)$

– Simplify the expression

Write the obtained expression in the simplified form.

$\begin{matrix} (1.2) (1.2) + 6 = 1.44 + 6 \\ = 6.44 \end{matrix}$

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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Evaluate each expression if $a = 3$ , $b = - 2$ , and $c = 1.2$ .
$c^{2} - a b$

Short Answer

Step by step solution

Step 1- Perform the substitution

– Simplify the expression

Step 3- Make the conclusion

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Evaluate each expression if a=3, b=-2, and c=1.2.c2-ab

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

Calculus

Logic and Functions

Geometry

Decision Maths

Statistics

Applied Mathematics

Study anywhere. Anytime. Across all devices.

Evaluate each expression if $a = 3$ , $b = - 2$ , and $c = 1.2$ .
$c^{2} - a b$