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anonymous
 5 years ago
multiply (2+5i)(52i)
anonymous
 5 years ago
multiply (2+5i)(52i)

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0The answer is 20+21i.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[(a+bi)(c+di)=(acbd)+(ad+bc)i\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[2 \times 5  5 \times (2)=20\] \[2 times (2)+5 \times 5=21\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so answer is 20 + 20i as agarshna said.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0sorry calculation mistake its 20+21i

radar
 5 years ago
Best ResponseYou've already chosen the best response.0Multiply through getting 10 +25i4i10i^2 Consolidate similar terms: 10+21i10i^2 Take care of the last term as i^2 us equal to a 1 so the last term is 10 final answer is 21i+20

radar
 5 years ago
Best ResponseYou've already chosen the best response.0or placing the real term first: 20+21i

radar
 5 years ago
Best ResponseYou've already chosen the best response.0Any questions regarding the procedure for obtaining the solution?
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