NC Math 1 EOC Review Part 1

Front

What is the value of 4.5 in the context of a mathematical problem?

Back

4.5 is a numerical value that can represent a solution or a measurement in a mathematical context.

Front

What is the value of 8 in the context of a mathematical problem?

Back

8 is a numerical value that can represent a solution or a measurement in a mathematical context.

Front

How do you factor the expression 5x^2 + 20x + 20?

Back

The expression can be factored as 5(x + 2)(x + 2).

Front

How do you solve for C in the equation \(\frac{ca}{k}+e=s\)?

Back

To solve for C, rearrange the equation to get \(C = \frac{k(s - e)}{a}\).

Front

What equations can be used to determine the cost of coffee based on Joe's purchases?

Back

The equations are 10c + 5d = 16.50 and 5c + 10d = 14.25.

Front

What is a factor in mathematics?

Back

A factor is a number or algebraic expression that divides another number or expression evenly.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the significance of coefficients in algebraic expressions?

Back

Coefficients are numerical factors that multiply the variables in an algebraic expression.

Front

What is the process of factoring a quadratic expression?

Back

Factoring a quadratic expression involves rewriting it as a product of its linear factors.

Front

What is the purpose of using variables in equations?

Back

Variables represent unknown values that can change, allowing for generalization in mathematical expressions.