Final test of the 10th Grade
How much is
What is the derivative of the function
Why is the function
always increasing ?
Car elle est toujours positive
Car sa dérivée est toujours positive
Car dieu en a décidé ainsi
How much is the sum of all the whole even numbers from 1 to 1000 (use the sequences) ?
You play heads or tails with a coin. If the coin falls on tails you earn 5 euros, if it falls on heads you earn 4 euros. X is the random variable that shows the winning after you've tossed the coin. How much is X expected value
The barycenter of the system
is situated :
Dans le triangle ABC
A l'extérieur du triangle, du coté de la droite (BC)
A l'extérieur du triangle, du coté de la droite (AB)
How much is the dot product of
The image M' of a point M by the homotethy which center is O and ratio -2 :
is on the half line [OM)
is on the segment [OM]
is on the line (OM).
The cartesian coordinates of a point M are
. What are its polar coordinates?