Which of the following expressions is equal to 1? Assume variables represent positive numbers.

- a. x^1
- b. (5x)^0
- c. 10(x^0)
- d. 3x^0

￼ - a. y = 3x - 2
- b. y = 3x - 4
- c. y = x - 2
- d. y = 10x - 2

**Answer:**

- b. (5x)^0

Which of the following expressions is equal to 1? Assume variables represent positive numbers.

- a. x^1
- b. (5x)^0
- c. 10(x^0)
- d. 3x^0

￼ - a. y = 3x - 2
- b. y = 3x - 4
- c. y = x - 2
- d. y = 10x - 2

**Answer:**

- b. (5x)^0