Cada año, el tercer jueves del mes de Julio se hace un concurso solidario, Argumenta que día del mes de julio será el año en que el concurso se hará mas pronto y que día se hará más tarde.

There is a line with slope 1/a going through the point (a, a²). find the equation of the line perpendicular to this line at this point. (don’t let this problem intimidate you! solve the problem as you would if i’d given you specific values. just use variables instead.)

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

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36