Please help!Two functions are represented in different ways. image is question

Which of the following is true for the relation f(x)=2x^2+1

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.