Need help with number 4 and number 6

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

(03.03 mc) choose the graph below that correctly represents the equation 2x + 4y = 24. (5 points) select one: a. line through the points 0 comma 6 and 12 comma 0 b. line through the points 0 comma negative 6 and 12 comma 0 c. line through the points 0 comma negative 12 and 6 comma 0 d. line through the points 0 comma 12 and 6 comma 0

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1