Question

Помогите пожалуйста

Answer 1

1) b1 = 2; q = -3. b5 = b1*q^4 = 2*(-3)^4 = 2*81 = 162
2) b3 = 2; b5 = b3*q^2 = 2/9; q^2 = 1/9; q = 1/3; b2 = b3/q = 2/(1/3) = 6
3) b1 = 1/6; b2 = 1/3; q = b2 / b1 = (1/3) : (1/6) = 2.
32/3 = b1*q^n; 1/6 * 2^n; 2^n = (32/3) : (1/6) = 64 = 2^6; n = 6