Por favor ayudenme con simplificacion y multiplicacion de estos numeros 1 1/2×1 2/3 1 1/5×1 1/9×1 1/8×1 3/5

The factorization of 8x3 -125 is (2x-5)(jx2 +kx+25)

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)