Simplify. Do not use negative exponents in your answer.(y-5z-2)(y-2z-4)
A. 
B. y3z6
C. 
D. 
Answer: D
Mathematics
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Determine whether the statement is true or false.Let A = {1, 3, 5, 7} B = {5, 6, 7, 8} C = {5, 8} D = {2, 5, 8} U = {1, 2, 3, 4, 5, 6, 7, 8}C ? B
A. True B. False
Mathematics
Perform the indicated operations.A current of 2.64 e-1.48j amperes flows in a given circuit. Express this current in polar form.
A. -1.48 (cos 2.64° + j sin 2.64° ) B. -1.48 (cos 151.3° + j sin 151.3° ) C. 2.64 (cos (-1.48°) + j sin (-1.48° )) D. 2.64 (cos (-84.8°) + j sin (-84.8° ))
Mathematics
Find the area of the shaded region.
A. 3
B. 5
C. 
D. 
Mathematics
Write the expression in the standard form a + bi.
4
A. 4 B. -4 C. 4i D. -4i
Mathematics