Solve by using
the quadratic formula

1) 2x² = 3x+14
2) 6x²-20=26x
3 )9x²+6x-8=0
4) 2x² + 13x+15=0
5) 2 x²+7x+6=0
6) 4x²+8x+3=0
7) x² + 3x-28=0
8) x ²-9=0
9) 5x²+10x=0
10) x² -x-12 = 0
(11) 12 x² + 7x + 1 =0 12)10x²+13x=30

Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown.part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)

Football player weighed 170 2/3 pounds in may. during the summer he gained 25 5/12 pounds. during the first week of fall practice he lost 10 1/4 pounds and during the second week he lost another 3 1/2 ponds. how much does he weigh at this point? a.182 1/3ib b.181 1/2ib c.182 5/12ib d.183 2/3ib

2pointswhich of the following appear in the diagram below? check all that apply.d a. zcdeов. сеo c. aéo d. zdce