Question

помогите ❗❗❗❗❗❗❗❗❗❗❗❗​

Answer 1

Ответ:

1)

$y(k) = k+9.8\\k = 8\\y(8) = 8+9.8 = 17.8$

2)

$y = 8.4 + 6b\\b = 6\\y = 8.4+6*6 = 8.4+36 = 44.4$

3)

$(-10x-3.8y)+(14y+5.3x) = -10x-3.8y+14y+5.3y = 10.2y -4.7 x = -4.7x+10.2y$