Understanding and Solving the Expression

The video tutorial explains how to determine the value of a constant 'a' in a given expression. It begins by introducing the expression and the constant. The tutorial then demonstrates the process of multiplying two binomials, followed by simplifying the resulting expression. Finally, it shows how to solve for 'a' by equating and simplifying the expression, leading to the conclusion that 'a' equals plus or minus four.

What is the first step in finding the value of 'a' in the given expression?

• Multiplying the two binomials

• Subtracting the constants

• Dividing the expression by two

• Adding the two binomials

How many products are obtained when multiplying the two binomials?

• Two

• Four

• Five

• Three

What is the expression obtained after distributing one half?

• One half x squared plus one half a squared

• x squared minus a squared

• One half x squared minus one half a squared

• x squared plus a squared

What equation is formed by comparing the simplified expression to the given expression?

• a equals 16

• One half a squared equals 8

• a squared equals 8

• One half a equals 16

What is the value of 'a' after solving the equation?

• 16

• -4

• 4

• Plus or minus 4

What mathematical operation is used to find the final value of 'a'?

• Addition

• Square root

• Subtraction

• Multiplication