Answer:
x=-8/3
x=-22/3
Step-by-step explanation:
Example of Roots of Complex Number
(64)1/6={2cis(60k)∘} for k=0,1,2,3,4,5.
Step-by-step explanation:
Cost = $112
30% discount coupon on the item he's going to buy
=$112 × 30/100 (or you can write 30%)
=$168/5 ($33.6)
7% tax on the item=$112 × 7/100(or you can write 7%)
= $196/25 ($7.84)
Total amount altogether=$112 - $33.6 - $7.84
=$70.56
not sure for the answer^^