In the question you have 5 minutes and 5 widget and 5 machines so you it would take 300 minutes to make 300 widget with 300 Machi es
Electromagnetic waves are waves which can travel through the vacuum of outer space.
9(10)=90
8(9)=72
7(8)=56
6(7)=42
5(6)=30
4(5)=20
3(4)=12
3=12
This quadratic function has roots x1=-1-√2 and x2=-1+√2 and they are real not rational.
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