Chapter 7 Test

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or equal to the other. For example, in the inequality 15 > x, it indicates that 15 is greater than the value of x.

Front

How do you express 'the sum of a number n and 3 is 9' in equation form?

Back

The equation is n + 3 = 9.

Front

What does the term 'product' mean in mathematics?

Back

The term 'product' refers to the result of multiplying two or more numbers together. For example, the product of 3 and n is written as 3n.

Front

How do you express 'the product of a number n and 3 is 9' in equation form?

Back

The equation is 3n = 9.

Front

What is the formula for the area of a triangle?

Back

The formula for the area of a triangle is A = \frac{b \times h}{2}, where b is the base and h is the height.

Front

How do you express 'the quotient of a number n and 3 is 9' in equation form?

Back

The equation is \frac{n}{3} = 9.

Front

What does 'solving for h' mean in the context of an equation?

Back

Solving for h means finding the value of h that makes the equation true.

Front

What is the solution to the equation 45 = \frac{10h}{2}?

Back

The solution is h = 9.

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows the relationship between two expressions that are not necessarily equal.

Front

What does the term 'sum' mean in mathematics?

Back

The term 'sum' refers to the result of adding two or more numbers together.