Question

Please answer the ....Q-5

Answer 1

hey mate
happy birthday for your brother❤️❤️
questions:-- 3√-16√-25
$answer$
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3√-16√-25
3×4i×5i. { √-1 =i, √16 =4,√25=5}
= 60 i²
= -60. { i²=-1}
hence ur answer is -60
hope it's helpful you
happy birthday to your brother❤️❤️

Answer 2

since the root of any number will no be in
negative form (-)... because
√16= √4×4 = 4
...but in √-16 = √-4×-4 ----- it is wrong because it will come in positive but it is √-16....
so ... therefore from this we can say that there is a error in question...3√-16√-25