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Opportunity cost is defined as the next best alternative forgone. This is essentially, all the other alternatives that have to be given up when you make a choice. For example, the opportunity cost of goin...

The tangent to the curve is a straight line and will hence have the form f(x) = m * x + c, where m is the gradient of the tangent line and c is the y-intercept of the tangent line.
The gradient of th...

Last digit of n determines last digit of n^4. All even numbers divide by 2, so are not prime. Any number ending in 5 is a multiple of 5 so is not prime. Primes > 5 end in 1, 3, 7 or 9. If n ends in 1, ...

4m +3 >15 -3 from each side 4m >12 divide each side by 4 to get m on its own m>3

Wenn man eine bestimmten Literaturspate studiert, ist es immer wichtig den Kontext in welchem diese Literatur entstand zu berücksichtigen. Das Thema der Weltkriege ist in...