1. If x is an integer, which of the following could be x³?
I 1.25 x 10¹⁷
II 12.5 x 10⁻¹²
III 0.125 x 10⁻¹²
A. I only
B. II only
C. I and II only
D. I and III only
E. II and III only
2. At what point does the graph of 5x + 4y = 12 intersect the y-axis?
A. (0, 3)
B. (0, -3)
C. (3, 0)
D. (5, 0)
E. (0, -5)