Which is the cost of the minimum spanning tree of the weighted graph using Kruskal's Algorithm?

In what form is the following linear equation written y=9x+2

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88