F(x) = x(to the second power) +3; g(x) = x - 7. which expression is equal to (f + g)(x)? a. x ( to the second power) -4 b. x ( to the second power) -14x + 52 c. x ( to the second power) + x - 4 d. x ( to the third power) - 7x ( to the second power) + 3x - 21

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.

Identify the number as a rational or irrational.explai. 291.87

Mario and luigi were printing calendars mario used 2 1/2 ink cartridges while luigi used 1 3/4 ink cartridges .how many more ink cartridges did mario use than luigi