Estimate the minimum number of subintervals to approximate the value of integral from negative 2 to 2 (3 x squared plus 4 )dx∫−223x2+4dx with an error of magnitude less than 5 times 10 superscript negative 45×10−4 using a. the error estimate formula for the trapezoidal rule. b. the error estimate formula for simpson's rule.

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

Find the cosine function that is represented in the graph.

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?