Question

$\sqrt{ - 9} \times \sqrt{ - 121}$
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Answer 1

Answer:

the answer is

= 1089

this is correct answer

Answer 2

hey mate:--

find here

√-9 × √-121=?

Solution :-

we know..

√-1 =i

so,

√-9=3i

√-121= 11 I

so,

√-9 × √-121

= 3i × 11i

= 33 i² [i²= -1]

= 33(-1)

= -33

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