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Image of the problem is attached.

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

The volume of a cube is 8 in to the 3rd power. how long is each side?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.