What two numbers multiply to 1/4 and add to -1

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

What is not true about kl and mn? what is mn? (show )