Perform the indicated operation. Write the result in the form a + bi.(3 - 5i)(4 + 8i)
A. 52+ 4i
B. -28 - 44i
C. 44 - 28i
D. 52 - 4i
Answer: A
Mathematics
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Find the first four terms of the binomial series for the given function.(1 + 10x)-1/2
A. 1 - 5x + 
x2 - 
x3
B. 1 - 5x - 75x2 - 
x3
C. 1 - 5x + 
x2 - 
x3
D. 1 - 5x + 
x2 - 
x3
Mathematics
Divide. Write with positive exponents.
A. 2x3 - 4x2 - 8
B. -2x3 + 7x2 + 8 - 
C. 2x3 - 7x2 - 8
D. 2x3 - 7x2 - 8 + 
Mathematics
Find the missing measurement in the figure. 
?B = 60°, Circumference = 42', Arc AC = ?
A. 14'
B. 7°
C. 
'
D. 7'
Mathematics
Solve for the variable.x - 15 = 18
A. -3 B. -33 C. 33 D. 3
Mathematics