Which answers mean proportional constant? 1. Constant of proportionality

2. rate

3. unit rate

4. variable

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30