An unknown number x is at most 20. Which graph best represents all the values of x?

Next, chad created this graph with ordered pairs that show the possible ratios of the number of damage to defense cards in his deck.what error chad make?

Rose drew a regression line for this paired data set. her line passed through (1, 2) and (3, 5) . what is the equation of rose's regression line?

The trigonometric ratios sine and secant are reciprocals of each other