1.1E: Real Numbers - Algebra Essentials (Exercises)

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Dec 26, 2024
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- 1.1: Real Numbers - Algebra Essentials
- 1.2: Exponents and Scientific Notation

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For the following exercises, perform the given operations.

1. $(5-3 \cdot 2)^{2}-6$ ]

Answer: -5

2. $64 \div(2 \cdot 8)+14 \div 7$

3. $2 \cdot 5^{2}+6 \div 2$

Answer: 53

For the following exercises, solve the equation.

4. $5 x+9=-11$

5. $2 y+4^{2}=64$

Answer: $y=24$

For the following exercises, simplify the expression.

6. $9(y+2) \div 3 \cdot 2+1$

7. $3 m(4+7)-m$

Answer: 32m

For the following exercises, identify the number as rational, irrational, whole, or natural. Choose the most descriptive answer.

8. 11

9. 0

Answer: whole

10. $\frac{5}{6}$

11. $\sqrt{11}$

Answer: irrational

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