Bertha deposited $1000 into a retirement account when she was 18. How much will Bertha have in this account after 50 years at a yearly simple interest rate of 7.5%?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

The key on a road map has a scale factor of 1.5 inches = 50 miles. the distance between santa fe and albuquerque measures 7.5 inches. the distance between santa fe and taos is 0.75 inches. what is the actual distance between the cities?

Which statement is true about the discontinuities of the function f(x) = x-5/ 3x^2-17x-28