True
-1, -2, -4, -8, ... is the non-arithmetic sequence. It’s geometric as there’s a common ratio of 2.
Answer:
![- \frac{1}{4}](https://tex.z-dn.net/?f=%20-%20%20%5Cfrac%7B1%7D%7B4%7D%20)
Step-by-step explanation:
![gradient = \frac{y1 - y2}{x1 - x2}](https://tex.z-dn.net/?f=gradient%20%3D%20%20%5Cfrac%7By1%20-%20y2%7D%7Bx1%20-%20x2%7D%20)
![slope \: of \: line \\ = \frac{1 - ( - 3)}{ - 24 - ( - 8)} \\ = \frac{1 + 3}{8 - 24} \\ = \frac{4}{ - 16} \\ = - \frac{1}{4}](https://tex.z-dn.net/?f=slope%20%5C%3A%20of%20%5C%3A%20line%20%5C%5C%20%20%3D%20%20%5Cfrac%7B1%20-%20%28%20-%203%29%7D%7B%20-%2024%20-%20%28%20-%208%29%7D%20%20%5C%5C%20%20%3D%20%20%5Cfrac%7B1%20%2B%203%7D%7B8%20-%2024%7D%20%20%5C%5C%20%20%3D%20%20%5Cfrac%7B4%7D%7B%20-%2016%7D%20%20%5C%5C%20%20%3D%20%20-%20%20%5Cfrac%7B1%7D%7B4%7D%20)
Compatible numbers from 80.8 and 8.9 are 81 and 9. 81/9= 9
So 9.
Answer:
0.176 $
Step-by-step explanation:
Write a proportion.
37 dollars is to 210 square inches as x dollars is to 1 square inch.
37 $ / 210 in² = x / 1 in²
x ≈ 0.176 $