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\({4 \sqrt{5} (\sqrt{3j} + 8) - 3 \sqrt{15j} + \sqrt {5}}\)

Guest Sep 24, 2017
edited by Guest  Sep 24, 2017
edited by Guest  Sep 24, 2017
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3+0 Answers

 #1
avatar+76850 
+1

4√5 (√ [3j ] + 8 )  - 3√ [ 15j ]  + √5

 

4 √ [ 15j ] + 32√5 - 3√ [15j] + √5

 

√ [ 15j ] + 33√5

 

 

cool cool cool

CPhill  Sep 24, 2017
 #2
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wouldn't it be √ [ 15j ] + 32√5 ?

Guest Sep 24, 2017
 #3
avatar+76850 
+1

No.....note that

 

32√5 + √5    is the same as

 

32√5 + 1√5  =

 

33√5

 

 

cool cool cool

CPhill  Sep 24, 2017

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