Seudónimo Seudónimo

25-12-2020
Mathematics

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snog i neeeeedddd ur help plz and I will stop report just help plz if not I will not have brainly.

snog i neeeeedddd ur help plz and I will stop report just help plz if not I will not have brainly class=

Respuesta :

prunez24 prunez24

25-12-2020

Answer:

+- i7 or 7i

Step-by-step explanation:

Take out the - sign

- then becomes i or imaginary number

_+ i ✓49

solve square root

+_ i 7

Answer Link

wegnerkolmp2741o wegnerkolmp2741o

26-12-2020

Answer:

± 7i

Step-by-step explanation:

± sqrt( -49)

We can split this into 2 sqrt's

± sqrt( -1) sqrt(49)

We know that the square root of -1 is i, the imaginary number

± sqrt( -49) = ± i * 7

± 7i

Answer Link

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