Question

Write in the form a+bi. 4i(-I+3)-3(6-2i)

Answer 1

Answer:

  -14 +18i

Step-by-step explanation:

Collect terms as if i were a variable, then replace any i² with -1.

  4i(-i +3) -3(6 -2i) = -4i² +12i -18 +6i = 4 -18 +12i +6i

  = -14 +18i