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jamesbo Group Title

Simplify i36 A) 1 B) -1 C) -i D) i

  • 2 years ago
  • 2 years ago

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  1. pratu043 Group Title
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    What's i?

    • 2 years ago
  2. jamesbo Group Title
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    not sure, the question just tells me to simplify i36 and my lesson doesnt give anything on it

    • 2 years ago
  3. Kdwndr Group Title
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    A) 1

    • 2 years ago
  4. pratu043 Group Title
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    Can you explain?

    • 2 years ago
  5. 2bornot2b Group Title
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    \[i^{36}=(i^4)^9=1^9=1\]

    • 2 years ago
  6. phi Group Title
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    You must be i^36 (i to the 36 power) where i=sqrt(-1) sqrt(-1)*sqrt(-1)= -1 and -1*-1=1 so sqrt(-1)^4 (i^4) = +1 and (i^4)^9 = 1

    • 2 years ago
  7. pratu043 Group Title
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    oh, I didn't take it in that sense.....

    • 2 years ago
  8. pratu043 Group Title
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    I never guessed it would involve exponents.

    • 2 years ago
  9. Hero Group Title
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    I like 2bornot2b's approach

    • 2 years ago
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