HELP I NEED HELP ASAP The area of Jordan’s yard can be modeled by the expression 3x^2-2x+1. Jordan purchases additional land from his neighbors. The area of this land can be modeled by the expression 4x^2+3x+ 7. Which expression represents the new area of Jordan’s yard

A. 7x^2 +5x+6
B. X^2 +x+8
C. 7x^2 +x+8
D. X^2+5x+6

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?