Question

sabem Responder as questões

Answer 1

6)
bandeirada = 3,50
km rodado = 1,10
P = 1,10 x + 3,50
sendo x = 22 km:
P = 1,10 . 22 + 3,50
P = 27,70 ou R$ 27,70

7)
y = -40x² + 300x
x = 5 s
y = -40 . 5² + 300 . 5
y = -40 . 25 + 1500
y = -1000 + 1500
y = 500 m (altura)