U3Q1 Review

Front

What is a constant expression?

Back

A constant expression is a polynomial of degree 0, which means it does not contain any variables. Example: 12.

Front

What is a linear expression?

Back

A linear expression is a polynomial of degree 1, which means it has the form ax + b, where a and b are constants. Example: 2x + 3.

Front

What is a quadratic expression?

Back

A quadratic expression is a polynomial of degree 2, which has the form ax^2 + bx + c. Example: 3x^2 - 8x + 1.

Front

What is a cubic expression?

Back

A cubic expression is a polynomial of degree 3, which has the form ax^3 + bx^2 + cx + d. Example: x^3 - 3x^2 + 2.

Front

How do you simplify (2x + 3)^2?

Back

(2x + 3)^2 = 4x^2 + 12x + 9.

Front

How do you simplify the expression (3x - 2x^2 + 3x^3 - 2) + (3x^2 - 2x - 9)?

Back

The simplified expression is 3x^3 + x^2 + x - 11.

Front

What is the degree of the polynomial 5x^2 - 2x?

Back

The degree of the polynomial 5x^2 - 2x is 2, which classifies it as a quadratic polynomial.

Front

What is a polynomial?

Back

A polynomial is an expression consisting of variables raised to non-negative integer powers and coefficients. Example: 4x^3 + 3x^2 - 2.

Front

What is a trinomial?

Back

A trinomial is a polynomial with three terms. Example: x^2 + 5x + 6.

Front

What is a binomial?

Back

A binomial is a polynomial with two terms. Example: x^2 - 4.