What expressions are equivalent to k/2 choose 2 answers

What would the value of f (-3) be if f (x) = 8x^2-4x^3-28? I forgot the exact process ...

What is the base word for tangible

Todd has some folders he gave 2 to Tracy now he has 8. how many folders did Todd have to begin with?

What is the y-intercept of = 1+6x

Write (2/3+6i) + (5/2i) as a complex number in standard form

A cube with faces numbered 1 through 6 is rolled 75 times and the results are given in the table below

Penny currently has $180 dollars and is spending $6 per day. Nick has no money but is earning $8 each day. After how many days will they have the same amount of money

Katie recently retired and met with her financial planner. She arranged to recieve 57000 the first year. Because of inflation, each year she will get 820, ore than she recieved the previous year.

4 to the 0.5 a-2 b1/2 c2

Looking at y = mx + b when b is 0