Question

evaluate 3√-4 + 4√-9 - 5√-16​

Answer 1

Answer:

the answer cant be determined as root of a negative number cant be found

Step-by-step explanation:

Answer 2

Answer:

- 2i

Step-by-step explanation:

3√-1 x √4 + 4√-1 x √9 - 5√-1 x √16

3 x 2i + 4 x 3i - 5 x 4i. ( as √-1 = i, which is a complex number)

6i + 12i - 20i

6i - 8i

-2i