Answer:
You can determine the root of the equation by multiple methods. However, that answer is correct. The root is -2.
Step-by-step explanation:
A root is where the graph crosses the x-axis. One trick I use to see if it is a root is by taking the numerator and plugging in the number for x. For example, 
, and take the -2 and plug it in for x. The numerator would cancel out because -2 + 2 = 0. That is the way you can determine if it is a root or not.
I hope this helps, if you need any clarification let me know :)
13km 500m = 13.5 km
The car consume 1 liter of petrol every 6 km, so for 13.5 km it will consume: 13.5 x 1 / 6 = 2.25 liters
Answer:
40
Step-by-step explanation:
(11 + 4) / 3 * sqrt(64) =
= 15/3 * 8
= 5 * 8
= 40
Answer:
stop cheating on your schoology test;)
Step-by-step explanation:
