Which table could represent a function​

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee