Answer:

Step-by-step explanation:

So you want to start to factor so you get (x²+2)(x²-7) = 0. Now set each () to 0, so you get (x²+2) = 0 and (x²-7)=0. The first ends with +√2i and -√2i, the second ends with +√7 and -√7
Answer:
longitudinal profile depicts the changes in elevation as a function of distance
Step-by-step explanation:
Hope this helps :)
Answer:
WAIT WHAT
Step-by-step explanation: