Find the value of 1000 at 12% rate if 2 years find the annual compounding

Which graph shows a function with a range of all real numbers greater than or equal to -1

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Hormones perform important functions within the reproductive system. during puberty, a number of changes occur in the body. which hormone is responsible for the development of these characteristics in the female? estrogen progestin progesterone testosterone