Sanan principal root käännös englanti-suomi
Sanan principal root määritelmät
- A complex number which, when raised to the power of ''n'', yields the radicand of its ''n''th degree radical, and which has the greatest real part among all such numbers, and positive imaginary part in case of equality of the real parts
Esimerkit
- The square roots of 4 are 2 and -2, the principal square root of 4 is 2.
- The 3rd roots of -8 are 1 + i√3, -2 and 1 - i√3, the principal 3rd root of -8 is 1 + i√3 and the real root is -2.
- The 4th roots of 16 are 2, -2, 2i and -2i, the principal 4th root of 16 is 2.
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