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OpenStudy (anonymous):
Which of the following is a conjugate for 7 + iSquare root of 2? 1. − 7 + iSquare root of 2 2. 7 − iSquare root of 2 3. iSquare root of 2 + 7 4. iSquare root of 2 − 7
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OpenStudy (anonymous):
just change the sign, if its plus i sqrt 2, conjugate is the opposite
OpenStudy (anonymous):
so 2?
OpenStudy (anonymous):
@dlholden25
OpenStudy (anonymous):
replace the plus sign with a minus sign
OpenStudy (anonymous):
ok got it. thanx!
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OpenStudy (anonymous):
yw
OpenStudy (whpalmer4):
If you have a complex number, in the form \(a\pm bi\), form the conjugate by changing it to \(a\mp bi\)
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