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OpenStudy (anonymous):
Simplify 2i(5 − i).
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OpenStudy (zzr0ck3r):
i^2 = -1 so 2i(5-i) = 10i-2i^2 = ?
OpenStudy (zzr0ck3r):
@kashy_kya you with me?
OpenStudy (anonymous):
yes so is it 2+10i
OpenStudy (zzr0ck3r):
correct
OpenStudy (anonymous):
yay thanks
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OpenStudy (zzr0ck3r):
np
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