Polynomials and Materials in Algebra

False (B)

$-6x$

<p>5y</p> Signup and view all the answers

<p>$-12x^2 ÷ 3x$ = $-4x$ $8x ÷ 2x$ = $4$ $-9x^2 ÷ -3x$ = $3x$ $15xy ÷ 5y$ = $3x$</p> Signup and view all the answers

<p>8x^2 (A)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

<p>19.5x^2</p> Signup and view all the answers

<p>6rt</p> Signup and view all the answers

<p>(3n)(2n) = 6n^2 (-4k)(-7k) = 28k^2 (-4w)(2.5w) = -10w^2 (8m)(-0.5n) = -4mn</p> Signup and view all the answers

<p>(-4x)(2x) (A), (x)(-6x) (B)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>-18ab</p> Signup and view all the answers

<p>$-6x$ (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>$12h^2 + 24h$</p> Signup and view all the answers

<p>$5y$</p> Signup and view all the answers

<p>$6d(4d - 2)$ (D)</p> Signup and view all the answers

<p>$4x$ = $-4$ $-6x^2$ = $24d^2 - 12d$ $-3y + 2$ = $-3y - 2$ $-2x$ = $2x$</p> Signup and view all the answers

<p>$9.6xy$</p> Signup and view all the answers

<p>Multiply coefficients: $6*3 = 18$; Combine $x^2$ and $x$ to get $18x^3$.</p> Signup and view all the answers

<p>Width = $3y$ (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>$\pi r^2$</p> Signup and view all the answers

<p>w</p> Signup and view all the answers

<p>$3.6gf + 0.93g$ = Combining like terms $2x - 3$ = Linear expression $18$ = Area of rectangle $5cm$ = Depth of gravel</p> Signup and view all the answers

<p>200 m² to 650 m² (C)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>$\frac{1}{2}$</p> Signup and view all the answers

<p>-4x (D)</p> Signup and view all the answers

<p>False (B)</p> Signup and view all the answers

<p>12yz</p> Signup and view all the answers

<p>y</p> Signup and view all the answers

<p>6x^2 - 10 (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>$-3x + 2$ = $2 - 3x$ $15x - 10xy$ = $5x(3 - 2y)$ $9x ÷ 3x$ = $3$ $6x^2 - 10x$ = $2x(3x - 5)$</p> Signup and view all the answers

<p>24x^2</p> Signup and view all the answers

<p>5x + 3 (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>l * w</p> Signup and view all the answers

<p>3c + 4</p> Signup and view all the answers

<p>8c + 3 - 5c + 1 = 3c + 4 -1 + x - 1 - x + 1 = 0 2x + 2x^2 = 2x + 2x^2 9 - 3 = 6</p> Signup and view all the answers

<p>2n + 4 (A)</p> Signup and view all the answers

<p>True (A)</p> Signup and view all the answers

<p>$100</p> Signup and view all the answers

Multiplying expressions with one term each (e.g., 2x * 4x).

The result of multiplying monomials. The answer to multiplication problem involving a monomial.

Multiplying monomials with the same variable results in the coefficients multiplying and variables combining.

Negative times positive equals negative, same bases add exponents.

Length times width, using variables represents the area in variable form.

Given base and height, the area is the product of base and height expressed in variables.

When multiplying variables with the same base, add the exponents.

The constant numerical value of a monomial that is multiplied.

Dividing expressions with one term each (e.g., 8x / 2x).

A mathematical statement that shows the division of one monomial by another.

Using algebra tiles to visually represent the division of monomials, helping to understand the process.

The result of dividing one monomial by another.

When dividing monomials, divide the numerical coefficients.

Dividing a polynomial (multiple terms) by a monomial (single term) involves dividing each term of the polynomial by the monomial.

The area of a parking lot is the amount of space it covers, calculated by multiplying its length and width for each rectangular section.

The area a truckload of gravel can cover depends on the truck's dimensions and the depth of the gravel layer.

To find out how many truckloads are needed, divide the total area of the parking lot by the area a single truckload can cover.

The most efficient truck size for a job depends on minimizing the number of trips while considering the capacity and cost.

The ratio of the area of a square inscribed in a circle to the area of the circle is calculated by finding the areas of both shapes and creating a fraction.

The perimeter of a rectangle is the total length of all its sides, calculated by adding up the lengths of all four sides.

Multiply the coefficients (2.4 and 4) and the variables (x and y) separately. The product is 9.6xy.

When multiplying variables with the same base, add their exponents. (e.g., x² * x³ = x⁵).

To find the space to place paving stones, subtract the area of the flower bed from the total patio area.

Combining like terms, applying exponents, and performing operations to make an expression simpler. This often involves removing parentheses and finding the simplest form possible.

Expressions involving variables, constants, and operations like addition, subtraction, multiplication, and division. They can have multiple terms.

Finding expressions that represent the same value even though they may look different. For example, 2x + 3x and 5x are equivalent.

A single term in a polynomial expression. It can be a constant, a variable, or a product of constants and variables.

Categorizing polynomials based on the number of terms they have. Examples include monomials (one term), binomials (two terms), and trinomials (three terms).

A numerical value in a polynomial expression that doesn't change. It's like a fixed ingredient.

A combination of variables, constants, and operations that represents a value or quantity.

The total length of all the sides of the backyard, added up.

The space inside the backyard, calculated by multiplying its length and width.

Multiplying expressions with one term each, like 2x * 4x.