Answer:
3x²
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<u>Algebra I</u>
- Terms/Coefficients
- Functions
- Function Notation
Step-by-step explanation:
<u>Step 1: Define</u>
[Given] f(x) = x²
[Solve] f(x) + f(x) + f(x)
<u>Step 2: Find</u>
- Combine like terms: 3f(x)
- Substitute in function: 3(x²)
- Multiply: 3x²
Answer:
4
Step-by-step explanation:
6.4 / 1.6 = 4
1.6 goes into 6.4 four times
sqrt (100) is a rational number
10*10 = 100 (-10)*(-10) =100
sqrt(100)
=-10, 10
these are rational numbers
