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OpenStudy (anonymous):
ah
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OpenStudy (anonymous):
Correct Answer A (2-7i)(9+5i)= 18+10i63i-35i^2 Wherever i is been square you replace it with a negative 1 18-10i-63i-35(-1) combining like terms Final answer 53-53i
OpenStudy (anonymous):
(2-7i)(9+5i) 2(9+5i)-7(9+5i) 18+10i-63-35i 18-63+10i-35i -45-25i 45+25i
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