Find the product of sqrt (-15) and its conjugate. Ok, so I am not sure how to do this with a square root involved. Any tips?
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Originally Posted by tsmith Find the product of sqrt (-15) and its conjugate. Ok, so I am not sure how to do this with a square root involved. Any tips? In this case the conjugate will also be
Originally Posted by tsmith Find the product of sqrt (-15) and its conjugate. Ok, so I am not sure how to do this with a square root involved. Any tips? the conjugate of is
Originally Posted by e^(i*pi) In this case the conjugate will also be That must be a typo. The conjugate of is , of course. Generally speaking a product of conjugates, (a+bi)(a-bi)= is the square of the "modulus" of the number. Since , that product is 15.
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