FarishaNajwa
FarishaNajwa
05-06-2018
Mathematics
contestada
system numbers. please help me
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Аноним
Аноним
05-06-2018
cross multiply:-
p + qi = 9i + 4i.3i - 3i^4
p + qi = 9i + 12i^2 - 3i^4
p + qi = 9i - 12 - 3
p + qi = -15 + 9i
Equating real and imaginary parts:-
p = -15 and q = 9
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