Flora made 7 withdrawals of $75 each from her bank account. What was the overall change in her account
2 answers:
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Answer:
Q3: x1=2+i, x2=2-i Q4: x1=-3/2+i, x2=-3/2-i
Step-by-step explanation:
( ±
) /
= (
x1= 2+i
x2= 2-i
( ±
) /
= (-6 ±
)/4= (-3 ± i)/2
x1 = -3/2 +i
x2 = -3/2 -i