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Mathematics 7 Online
OpenStudy (twalt13):

I need help. Using the given zero, find one other zero of f(x). 2 - 3i is a zero of f(x) = x4 - 4x3 + 14x2 - 4x + 13.

OpenStudy (amistre64):

the given zero is a complex value; and complex values always come in pairs

OpenStudy (amistre64):

a + bi a - bi ^ the difference in the pairs is just a change in operation

OpenStudy (twalt13):

is that it ?

OpenStudy (amistre64):

is what it?

OpenStudy (amistre64):

a pair of complex values is often refered to as "conjugates"

OpenStudy (twalt13):

no like thats the other zero for the function ?

OpenStudy (amistre64):

ohhh, you want another zero for this function .... and here i thought this question was asking for, well, another zero! lol

OpenStudy (amistre64):

since the given zero is a complex value; write it down; then erase the operator in the middle of it and replace it with its opposite

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