Perform the indicated operations and write the answer in the form
where a and b are real numbers.6i + (-8 - i)
A. 8 - 5i
B. -8 + 5i
C. -8 + 7i
D. 8 - 7i
Answer: B
Mathematics
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Which of the following integers fulfill the following conditions: For n = an integer, n < –2 or
n 1?
?
A.
?n = –3, n = 1
B.
?n = –1, n = 1
C.
?n = –4, n 1
D.
n?–2, n = 0
E.
?–2 < n< 1
Mathematics
A. 182
B. 36
C. 182
D.
Mathematics
Solve the problem.A lumber yard has fixed costs of $2538.00 per day and variable costs of $0.21 per board-foot produced. Lumber sells for $1.21 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 12,085 board-feet B. 1692 board-feet C. 2538 board-feet D. 1787 board-feet
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A.
B.
C.
D.
Mathematics