Specialist

Question 1

momentum is equal to

Answer 1

mass x velocity

Question 2

force is equal to

Answer 2

mass x acceleration

Question 3

The integral of f(x) divided by F(x) is equal to

Answer 3

ln(F(x)) + c

Question 4

The general solution of dy/dt = ay - by^2 (where a > 0 and b > 0) is

Answer 4

y = a / ( b + Ce ^ -at ) where C is an arbitrary constant

Question 5

The derivative of this y = a / ( b + Ce ^ -at ) is

Answer 5

dy/dt = ay - by^2

Question 6

The magnitude of the cross product of two vectors gives

Answer 6

the area of the parallelogram determined by the two vectors