Perform the indicated operation and simplify. Write the answer in the form a + bi.(5 - 2i)(8 + 8i)
A. 56 + 24i
B. -16i2 + 24i + 40
C. 56 - 24i
D. 24 - 56i
Answer: A
Mathematics
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Solve the inequality. Express your answer using interval notation.x - 4 < -5
A. (-?, -1)
B. (-?, -9]
C. (-1, ?)
D. (-?, -9)
Mathematics
Express the following in interval notation.10 ? x > -4
A. (-?, -4] ? (10, ?) B. (-?, -4) ? [10, ?) C. (-4, 10] D. [-4, 10)
Mathematics
Multiply the real numbers. Write any improper fraction as a whole or mixed number where appropriate.-2
? 16
A. -18
B. -32
C. -46
D. -256
Mathematics
Find 3A- 2B.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics