Asked by katrina
simplify the expression
-5+i/2i
-5+i/2i
Answers
Answered by
Steve
consider the fact that 1/i = -i
That should help.
That should help.
Answered by
katrina
how do i work it out i don't know how to do it though
Answered by
katrina
can you please help me with this
Answered by
Reiny
They probably want you do do it this way:
(-5+i)/(2i) * (i/i)
= (-5i + i^2)/(2i^2) , recall that i^2 = -1
= (-5i - 1)/(-2)
= (1 + 5i)/2
(-5+i)/(2i) * (i/i)
= (-5i + i^2)/(2i^2) , recall that i^2 = -1
= (-5i - 1)/(-2)
= (1 + 5i)/2
Answered by
katrina
thank you so much Reiny your a life saver ;)
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