Question

Select all that are equivalent to 3 square root -40 below

Answer 1

Answer:

6 √(10) i  (the last option)

and 6i√10

Step-by-step explanation:

√-40  = √4 * √-10 = 2√(10) i

3 *  2√(10) i

= 6 √10 i

Also 6i√10  is equivalent