Bonjour pourrais vous m'aidez svp 1) décompose 420 et 252 en produit de facteurs premiers
2) simplifier 420/252
3) on donne 117=2puissance de 3*7²
a) parmi les nombre suivants quels sont ceux qui divisent 1176 ?
b) donner la décomposition en produit de facteurs premiers de deux multiples de 1176 ?

because the light is a great source of energy for the plants to survive. (i hope this )

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.

transformative rocks are the stones that emerge from the transformation of existing rock composes in a procedure called changeability, implies changing of structures. transformative rocks are shaped from alternate shakes that are changing a result of warmth or weight connected. one of this model is the earth developments that making rocks profoundly cover or crushed which will make the stones warmed and put under awesome weight. they are not softening but rather the minerals they are containing are changed synthetically that will shape transformative rocks. now and again different rocks are shaped when the others are near some liquid magma and getting warmed.