For this case we have that by definition, a linear function is of the form 
If we have that a and b are linear functions, then they are of the form:

If we multiply them we have: (Applying distributive property)

That is, we get a quadratic function.
Answer:

Answer:
It’s the final stage of the electrical grid that distributes electricity to homes, industries, and other end users. An example of that would be combined heat and power systems.
The answer is the Dinosaurs and the Pterosaurs.
The Jurassic Period follows Triassic Period. It is known as the Age of Reptiles. the land was dominated by the dinosaurs and the flying pterosaurs. Both groups are reptiles. Other animals and plants during this period have just recovered from the largest mass extinctions on Earth.
The effect was that no real change occurred. There was a lot of instability on the political scene of central-east Europe, but nothing really changed and as many parties changed and won political power, the only ones who actually benefited were the conservatives.
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hey your answer is 2.......