Perform the indicated operation. Write the answer in standard form.(7 + 7i)(3 + 4i)
A. -7 + 49i
B. 49 - 7i
C. 28i2 + 49i + 21
D. -7 - 49i
Answer: A
Mathematics
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Determine all values that cause the expression to be undefined.
A. 0 B. -5 , 9 C. 5, -9 D. -45
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Write the vector in the form 
A. 
B. 
C. 
D. 
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Match the graph with the correct description.
A. m is negative and b is negative B. m is positive and b is negative C. m is positive and b is positive D. m is negative and b is positive
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Multiply. Assume that no radicands were formed by raising negative numbers to even powers.
(
+ 
)
A. 5 + 
B. 
+ 
C. 
+ 
D. 15
Mathematics