3 years ago

Please help guys...

Mathematics

2 answers:

jok3333 [9.3K]3 years ago

3 0

Answer:5i

Step-by-step explanation:

√(-25)=√(-1)×√(25) √(-1)=I √(25)=5

Therefore √(-1)×√(25)=i×5=5i

mezya [45]3 years ago

3 0

Answer:

5i and -5i.

Step-by-step explanation:

i^2 = -1.

5i * 5i

= 25 * i^2

= 25 * -1

= -25.

-5i * -5i

= 25 * i^2

= 25 * -1

= -25.

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