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harina [27]
3 years ago
14

Try to simplify this equation plzzz

Mathematics
2 answers:
Pie3 years ago
5 0

Here we can write √(-25) as product of √(-1) and √25

√(-1) = i (iota)

√25 = 5

√(-25) =5i.............(1)

√(-64) = √(-1) * √64

√(-1) =i and √64 =8

√(-64) = 8i...............(2)

multiplying (1) and (2)

5i * 8i = 40 i²

i²=-1

so 40i² =-40

Answer is option B. -40

lbvjy [14]3 years ago
4 0

Root of 25 is 5
Root of 64 is 8
=> root of -25*root of -64=5*8=40
Hope this helps u...!

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