Question

Which choice is equivalent to the expression below?
-27
O A. -3,37
B. 3:45
O C. - 27
O D. -3/3
O E. 343

Answer 1

Answer:

• B. 3i√3

Step-by-step explanation:

• $\sqrt{-27} =$
• $\sqrt{-1*3*9} =$
• $3\sqrt{-1} \sqrt{3} =$
• $3i\sqrt{3}$

Correct choice is B

Answer 2

Answer:

B. 3i√3

Step-by-step explanation:

$\sqrt{-27} = \sqrt{-1*3*3*3}=3\sqrt{-1*3}$

we have

-1=i²

so

=$3\sqrt{i²*3}$

=3i$\sqrt{3}$

Option B.3i$\sqrt{3}$