Question

Write a verbal expression for each algebraic expression.

$a^2-18b$

Short answer

The variable expression for the given algebraic expression is “Product of eighteen and unknown b is subtracted from the square of another unknown a”.

Step-by-step solution

Step 1. Apply the concept of verbal expression.

A mathematical statement expressed in words is known as a verbal expression.

Step 2. Write the given information.

Given expression: $a^2-18b$.

To write its verbal expression.

Step 3. Write the algebraic expression into verbal expression.

Here,$18b$ is subtracted from $a^2$.

So, the verbal expression of $a^2-18b$is “Product of eighteen and unknown $b$ is subtracted from the square of another unknown $a$”.