Find the conjugate of each complex number.-2 + 4j
A. 2 - 4j
B. 4 - 2j
C. -2 - 4j
D. 2 + 4j
Answer: C
Mathematics
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A. cos ? B. tan ? C. csc ? D. sec ?
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A. 15 B. -15 C. -1 D. 1
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Establish the identity.sin(4u) = 2 sin(2u) cos(2u)
What will be an ideal response?
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