Write each number in scientific notation 0.0000049

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

When you answer this can you explain