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ashking1
 one year ago
can someone help me
Write the expression in standard form.
ashking1
 one year ago
can someone help me Write the expression in standard form.

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ashking1
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 5 }{ 315i }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0standard form is ax+by=c

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0standrd form should be a + bi

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Oh I am thinking of a graph yeah I think you are right @d3v13

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so basically multiply both the sides by something to get that form

ashking1
 one year ago
Best ResponseYou've already chosen the best response.0so what do i multiply it by

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1(3 + 15i )/(3 + 15i) recall i^2 = 1

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 5 }{ (315i )}*\frac{ (3 + 15i) }{ (3 + 15i) } =\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1You don't want an imaginary number in the bottom, so switch the sign and multiply by the conjugate thing

ashking1
 one year ago
Best ResponseYou've already chosen the best response.0oa ya but how does that equal to a fraction \[\frac{ 5 }{ 78 } \frac{ 25 }{ 78}i\] \[\frac{ 5 }{ 78 } +\frac{ 25 }{ 78}i\] \[\frac{ 5 }{ 78 } +\frac{ 25 }{ 78}i\] \[\frac{ 5 }{ 78 } \frac{ 25 }{ 78}i\] these are my choices

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1you need to multiply those two fractions ...

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 5(3+15i) }{ (315i)(3+15i) }=\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 5(3+15i) }{ (315i)(3+15i) }= \frac{ 15 + 75 i }{9 15i + 15i 225*(1) } =\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 15 + 75i }{ 234 }\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1just have to reduce the fractions.

ashking1
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 15 + 75 i }{9 + 225 }\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 15 + 75i }{ 234 } = \frac{ 15 }{ 234 } + \frac{ 75i }{ 234 }\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1yes, just reduce the fractions

ashking1
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 5 }{ 78 } +\frac{ 25 }{ 78}i\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1yep, standard form  a + b*i
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