SOLUTION: i need to simplify complex numbers. the problem is (6+3sq.rt.-1)(6-sq.rt.-1) we have the answers but we need to show our work and i have no idea how to get there. the answer is 39+

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: i need to simplify complex numbers. the problem is (6+3sq.rt.-1)(6-sq.rt.-1) we have the answers but we need to show our work and i have no idea how to get there. the answer is 39+      Log On


   

Question 603157: i need to simplify complex numbers. the problem is (6+3sq.rt.-1)(6-sq.rt.-1) we have the answers but we need to show our work and i have no idea how to get there. the answer is 39+12sq.rt.-1
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