Answer:
see explanation
Step-by-step explanation:
given 
To rationalise multiply the numerator/denominator by the conjugate of the denominator
the conjugate of 3 + 7i is 3 - 7i, hence

distribute the numerator/denominator
=
[ note that i² = - 1 ]
= 
= 
=
+
i
=
+
i ← in standard form
Answer:
36/25=1 and 11/25 6/5=1 and 1/5
Step-by-step explanation:
booooooooooooooo
Answer:
(19.6,-12)
Step-by-step explanation:
Answer:
Step-by-step explanation:

The metric unit of length that is equal to one thousandth of a meter is a millimeter. 1 meter = 1000 millimeter
hope this helps