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simplify this expression (3-4i) (5+2i)
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23-14i
are u for sure
yeah sure
like step by step
@Sumanth4phy is correct
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ok i beleive he is i need step by step though
Multiply them: 15+6i-20i-8i^2------->i^2=-1 15-14i-8(-1) 15-14i+8=23-14i
\[(3-4i)(5+2i) = 15+6i-20i-8i^2\] Since we know that \[i^2=\sqrt{-1}^2=-1\]The expression gives \[15-14i+8=23-14i\]
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