Answer:
y² + 18y + 81
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
- Expand by FOIL (First Outside Inside Last)
Step-by-step explanation:
<u>Step 1: Define</u>
(y + 9)(y + 9)
<u>Step 2: Expand</u>
- FOIL: y² + 9y + 9y + 81
- Combine like terms: y² + 18y + 81
Answer:
When squaring a number it is essentially taking a number and multiplying it by itself. For example, 5^2 is 5×5 (=25).
Answer:
it depends on the sale the store is having
Answer:
(-x)(x^2 + 4x + 5)
Step-by-step explanation:
You have to factor out the -x from the rest of the expression.
three-dimensional graphs wouldn´t give you the right information but two-dimensional graphs would give you the actual size of the shape.
