Which of the following is a conjugate for 7 + iSquare root of 2?

Mathematics

2 answers:

olganol [36]3 years ago

6 0

Conjugate of a complex number a + ib = a - ib.
Therefore, conjugate of 7 + isqrt(2) = 7 - isqrt(2)

ludmilkaskok [199]3 years ago

6 0

Our complex number is:
7+i√2

Conjugate complex number is a number that has opposite sign of its imaginary part than its original. In this case imaginary part is +i√2
Conjugate value of +i√2 is -i√2 (just change the sign to opposite one)

Answer is:
7 - i√2

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