9x^2 - 12 = 87
what’s confusing me is the ^2 how do i get pass that

^2 on a number means you times the number by itself. You would change 9x^2 to 81x

Step-by-step explanation:

x = √11

Step-by-step explanation:

9x² - 12 = 87

=> 9x² = 87 + 12

=> 9x² = 99

=> x² = 99/9

=> x² = 11

=> x = 3.3 [approximately]

the answer is b

answer is d-29

step-by-step explanation:

since you didn't include the picture, i can give you the description so you know how to pick the correct answer. the third quartile of a data is always shown in a box plot. in the middle of your graph should be a box. the third quartile is the value that goes with the far right edge of the box.