Write an explicit formula for an, the nth term of the sequence 21, 27, 33...

5.(04.07) two different plants grow each year at different rates, which are represented by the functions f(x) = 4* and g(x) = 5x + 2. what is the first year the f(x) height is greater than the g(x) height? year 3 year 0 year 2 year 1

In which form is the following function written? y = - 2(x – 3)(x + 5)

How many and of which kind of roots does the equation f(x)=x3−x2−x+1