Question

b. 4 and 9

1. evaluate (solve) each expression following the order of operations.

a. $40 - 2^2 + 4$

Explanation:

Step1: Calculate the exponent

First, we handle the exponentiation: \(2^2 = 4\).

Step2: Perform the division

Next, we do the division: \(4\div4 = 1\).

Step3: Perform the subtraction

Finally, we subtract: \(40 - 1 = 39\).

Answer:

39