write explicit formulas for each of the following sequences:

1, 4, 9, 16, . .

3, -1, -3, -5, . .

1, 7, 25, 79, 241, . .

Natasha spent 1 1/2 hours on the beach. she fell asleep for 3/4 of the time she was on the beach and then woke up with a terrible sunburn.how many hours was natasha asleep on the beach?

The surface area of the triangular prism is .

Carmen ayer en el mercado compro 3/4 kg de guayabas, 6/8 kg de peras, 1/2 kg de naranjas ¿cuantos kilogramos de fruta compro?