Answer:
Step-by-step explanation:
AB = =
A company orders 6 boxed lunches from a deli for $41.40. If each boxed lunch costs the same amount, what is the unit cost of eac
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let's recall that the conjugate of any pair a + b is simply the same pair with a different sign, namely a - b and the reverse is also true, let's also recall that i² = -1.
Then, 7(-2) is -14.
Then, 4 - (-14) is (-18).
Finnaly, (-18) - 8 is [-26]