Question

числите:
√(-3)6 ;
2) √2² (-8)²; 3) -3√(-12); 4) -√√5² - 14¹
.

Answer 1

1) √(-3)6 = √(-18) = √(18) √(-1) = 3√2 i, where i is the imaginary unit (√(-1)).

2) √2² (-8)² = √4 64 = 2 8 = 16.

3) -3√(-12) = -3√(12) √(-1) = -3√3 2i = -6√3i.

4) -√√5² - 14¹ = -√(5^2) - 14 = -5 - 14 = -19.