Please help
State the domain and the range of the graph below: (answers may not be exact)

What aspects of lines have to be diffrent

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial