Geo Review Evaluating an expression

The video tutorial guides students through solving a mathematical expression by substituting given values for variables and performing calculations step-by-step. It emphasizes the importance of checking work and offers methods for multiplication and division without a calculator. The final solution is verified, and alternative methods are suggested for accuracy.

What are the initial values assigned to the variables a, b, and c?

• a = 15, b = 7, c = 3

• a = 12, b = 9, c = 4

• a = 10, b = 8, c = 5

• a = 11, b = 6, c = 2

What is the first step in evaluating the expression B * C^2 + A / C?

• Substitute the values of B, C, and A

• Add A and C

• Divide A by C

• Multiply B and C

After substituting the values, what is the result of 4 squared?

• 8

• 12

• 16

• 20

What is the result of multiplying 16 by 9?

• 124

• 134

• 144

• 154

What is the final answer after evaluating the expression B * C^2 + A / C?

• 36

• 37

• 38

• 39